Ask Difference

Lock Definition and Meaning

By Tayyaba Rehman & Urooj Arif — Updated on February 17, 2024
Lock means a device used for securing a door, container, or other objects, often opened with a key or combination. e.g., She turned the key to lock the door.
Lock

Lock Definitions

A mechanism for securing a door, window, or container.
He forgot the combination to the lock on his locker.
Fiza Rafique
Feb 03, 2024
To engage or become fixed in position.
The wheels lock into place when folded.
Urooj Arif
Feb 03, 2024
A piece of hair or a curl.
A lock of her hair fell gently over her face.
Tayyaba Rehman
Feb 03, 2024
To fix or hold something in a specific position.
He couldn't lock the steering wheel.
Urooj Arif
Feb 03, 2024
To secure a computer or device to prevent unauthorized access.
Always lock your phone to protect your data.
Urooj Arif
Feb 03, 2024
A device operated by a key, combination, or keycard and used, as on a door, for holding, closing, or securing.
Tayyaba Rehman
Jan 31, 2024
A section of a waterway, such as a canal, closed off with gates, in which vessels in transit are raised or lowered by raising or lowering the water level of that section.
Tayyaba Rehman
Jan 31, 2024
A mechanism in a firearm for exploding the charge.
Tayyaba Rehman
Jan 31, 2024
An interlocking or entanglement of elements or parts.
Tayyaba Rehman
Jan 31, 2024
(Sports) A hold in wrestling or self-defense that is secured on a part of an opponent's body.
Fiza Rafique
Jan 31, 2024
A secure hold; control
The distributor has a lock on most of the market.
Tayyaba Rehman
Jan 31, 2024
A sure thing; a certainty
His promotion is a lock.
Fiza Rafique
Jan 31, 2024
A length or curl of hair; a tress.
Fiza Rafique
Jan 31, 2024
Often locks The hair of the head.
Tayyaba Rehman
Jan 31, 2024
A small wisp or tuft, as of wool or cotton.
Tayyaba Rehman
Jan 31, 2024
To fasten the lock of
Close and lock a drawer.
Urooj Arif
Jan 31, 2024
To shut or make secure with or as if with locks
Locked the house.
Tayyaba Rehman
Jan 31, 2024
To confine or exclude by or as if by means of a lock
Locked the dog in for the night.
Locked the criminal up in a cell.
Tayyaba Rehman
Jan 31, 2024
To fix in place so that movement or escape is impossible; hold fast
The ship was locked in the ice through the winter. She felt that she had become locked into a binding agreement.
Fiza Rafique
Jan 31, 2024
To sight and follow (a moving target) automatically
Locked the enemy fighter in the gun sights.
Fiza Rafique
Jan 31, 2024
To aim (a weapon or other device) at a moving target so as to follow it automatically
"The pilot had locked his targeting radar on the slow-moving frigate" (Ed Magnuson).
Urooj Arif
Jan 31, 2024
To clasp or link firmly; intertwine or interlock
Locked arms and walked away.
Tayyaba Rehman
Jan 31, 2024
To bind in close struggle or battle
The two dogs were locked in combat.
Fiza Rafique
Jan 31, 2024
To equip (a waterway) with locks.
Urooj Arif
Jan 31, 2024
To pass (a vessel) through a lock.
Fiza Rafique
Jan 31, 2024
To invest (funds) in such a way that they cannot easily be converted into cash.
Fiza Rafique
Jan 31, 2024
To arrange or secure (an interest rate) for a loan.
Tayyaba Rehman
Jan 31, 2024
To end the processing of (a magnetic tape or disk) in such a way as to deny access to its contents.
Tayyaba Rehman
Jan 31, 2024
To protect (a file) from changes or deletion.
Fiza Rafique
Jan 31, 2024
To become fastened by or as if by means of a lock
The door locks automatically when shut.
Tayyaba Rehman
Jan 31, 2024
To become entangled or jammed; interlock.
Tayyaba Rehman
Jan 31, 2024
To become rigid or immobile
The mechanism tends to lock in cold weather.
Tayyaba Rehman
Jan 31, 2024
To pass through a lock or locks in a waterway.
Urooj Arif
Jan 31, 2024
Something used for fastening, which can only be opened with a key or combination.
Urooj Arif
Jan 31, 2024
A mutex or other token restricting access to a resource.
Tayyaba Rehman
Jan 31, 2024
A segment of a canal or other waterway enclosed by gates, used for raising and lowering boats between levels.
Tayyaba Rehman
Jan 31, 2024
(gun mechanisms) The firing mechanism.
Fiza Rafique
Jan 31, 2024
Complete control over a situation.
Urooj Arif
Jan 31, 2024
Something sure to be a success.
Tayyaba Rehman
Jan 31, 2024
(rugby) A player in the scrum behind the front row, usually the tallest members of the team.
Tayyaba Rehman
Jan 31, 2024
A fastening together or interlacing; a closing of one thing upon another; a state of being fixed or immovable.
Fiza Rafique
Jan 31, 2024
A place impossible to get out of, as by a lock.
Urooj Arif
Jan 31, 2024
A device for keeping a wheel from turning.
Fiza Rafique
Jan 31, 2024
A grapple in wrestling.
Fiza Rafique
Jan 31, 2024
A tuft or length of hair, wool, etc.
Urooj Arif
Jan 31, 2024
A small quantity of straw etc.
Fiza Rafique
Jan 31, 2024
A quantity of meal, the perquisite of a mill-servant.
Fiza Rafique
Jan 31, 2024
(intransitive) To become fastened in place.
If you put the brakes on too hard, the wheels will lock.
Fiza Rafique
Jan 31, 2024
(transitive) To fasten with a lock.
Remember to lock the door when you leave.
Tayyaba Rehman
Jan 31, 2024
(intransitive) To be capable of becoming fastened in place.
This door locks with a key.
Tayyaba Rehman
Jan 31, 2024
(transitive) To intertwine or dovetail.
With his hands locked behind his back
We locked arms and stepped out into the night.
Tayyaba Rehman
Jan 31, 2024
To freeze one's body or a part thereof in place.
A pop and lock routine
Fiza Rafique
Jan 31, 2024
To furnish (a canal) with locks.
Tayyaba Rehman
Jan 31, 2024
To raise or lower (a boat) in a lock.
Fiza Rafique
Jan 31, 2024
To seize (e.g. the sword arm of an antagonist) by turning one's left arm around it, to disarm them.
Tayyaba Rehman
Jan 31, 2024
To modify (a thread) so that users cannot make new posts in it.
Tayyaba Rehman
Jan 31, 2024
To prevent a page from being edited by other users.
Frequently-vandalized pages are generally locked to prevent further damage.
Urooj Arif
Jan 31, 2024
To play in the position of lock.
Fiza Rafique
Jan 31, 2024
A tuft of hair; a flock or small quantity of wool, hay, or other like substance; a tress or ringlet of hair.
These gray locks, the pursuivants of death.
Tayyaba Rehman
Jan 31, 2024
Anything that fastens; specifically, a fastening, as for a door, a lid, a trunk, a drawer, and the like, in which a bolt is moved by a key so as to hold or to release the thing fastened.
Tayyaba Rehman
Jan 31, 2024
A fastening together or interlacing; a closing of one thing upon another; a state of being fixed or immovable.
Albemarle Street closed by a lock of carriages.
Fiza Rafique
Jan 31, 2024
A place from which egress is prevented, as by a lock.
Urooj Arif
Jan 31, 2024
The barrier or works which confine the water of a stream or canal.
Fiza Rafique
Jan 31, 2024
An inclosure in a canal with gates at each end, used in raising or lowering boats as they pass from one level to another; - called also lift lock.
Tayyaba Rehman
Jan 31, 2024
That part or apparatus of a firearm by which the charge is exploded; as, a matchlock, flintlock, percussion lock, etc.
Fiza Rafique
Jan 31, 2024
A device for keeping a wheel from turning.
Tayyaba Rehman
Jan 31, 2024
A grapple in wrestling.
Tayyaba Rehman
Jan 31, 2024
To fasten with a lock, or as with a lock; to make fast; to prevent free movement of; as, to lock a door, a carriage wheel, a river, etc.
Urooj Arif
Jan 31, 2024
To prevent ingress or access to, or exit from, by fastening the lock or locks of; - often with up; as, to lock or lock up, a house, jail, room, trunk. etc.
Fiza Rafique
Jan 31, 2024
To fasten in or out, or to make secure by means of, or as with, locks; to confine, or to shut in or out - often with up; as, to lock one's self in a room; to lock up the prisoners; to lock up one's silver; to lock intruders out of the house; to lock money into a vault; to lock a child in one's arms; to lock a secret in one's breast.
Tayyaba Rehman
Jan 31, 2024
To link together; to clasp closely; as, to lock arms.
Urooj Arif
Jan 31, 2024
To furnish with locks; also, to raise or lower (a boat) in a lock.
Fiza Rafique
Jan 31, 2024
To seize, as the sword arm of an antagonist, by turning the left arm around it, to disarm him.
Fiza Rafique
Jan 31, 2024
To become fast, as by means of a lock or by interlacing; as, the door locks close.
When it locked none might through it pass.
Tayyaba Rehman
Jan 31, 2024
A fastener fitted to a door or drawer to keep it firmly closed
Urooj Arif
Jan 31, 2024
A strand or cluster of hair
Urooj Arif
Jan 31, 2024
A mechanism that detonates the charge of a gun
Tayyaba Rehman
Jan 31, 2024
Enclosure consisting of a section of canal that can be closed to control the water level; used to raise or lower vessels that pass through it
Urooj Arif
Jan 31, 2024
A restraint incorporated into the ignition switch to prevent the use of a vehicle by persons who do not have the key
Tayyaba Rehman
Jan 31, 2024
Any wrestling hold in which some part of the opponent's body is twisted or pressured
Urooj Arif
Jan 31, 2024
Fasten with a lock;
Lock the bike to the fence
Unlock the door
Fiza Rafique
Jan 31, 2024
Keep engaged;
Engaged the gears
Tayyaba Rehman
Jan 31, 2024
Become rigid or immoveable;
The therapist noticed that the patient's knees tended to lock in this exercise
Tayyaba Rehman
Jan 31, 2024
Hold in a locking position;
He locked his hands around her neck
Urooj Arif
Jan 31, 2024
Become engaged or intermeshed with one another;
They were locked in embrace
Tayyaba Rehman
Jan 31, 2024
Hold fast (in a certain state);
He was locked in a laughing fit
Fiza Rafique
Jan 31, 2024
Place in a place where something cannot be removed or someone cannot escape;
The parents locked her daughter up for the weekend
She locked her jewels in the safe
Tayyaba Rehman
Jan 31, 2024
Pass by means through a lock in a waterway
Urooj Arif
Jan 31, 2024
Build locks in order to facilitate the navigation of vessels
Tayyaba Rehman
Jan 31, 2024
To secure or fasten something with a locking device.
Remember to lock your bike when you leave it.
Tayyaba Rehman
Feb 03, 2024
A segment of a canal or river enclosed by gates, used for raising or lowering boats.
The boat passed through the lock smoothly.
Tayyaba Rehman
Feb 03, 2024
To commit firmly to a course of action.
She decided to lock in her answer on the quiz show.
Urooj Arif
Feb 03, 2024
A grappling hold in wrestling or martial arts.
The wrestler applied a strong arm lock.
Tayyaba Rehman
Feb 03, 2024
To interlace or entangle.
Their fingers lock together as they held hands.
Urooj Arif
Feb 03, 2024

Lock Example Sentences

He taught her how to pick a lock.
Tayyaba Rehman
Feb 10, 2024
The old lock on the chest was rusted and hard to open.
Tayyaba Rehman
Feb 10, 2024
They heard the lock click as the door closed.
Urooj Arif
Feb 10, 2024
She used a key to lock the front door.
Tayyaba Rehman
Feb 10, 2024
The lock on the river helps control the water flow.
Fiza Rafique
Feb 10, 2024
She found a beautiful antique lock at the flea market.
Urooj Arif
Feb 10, 2024
Remember to lock your car in the parking lot.
Tayyaba Rehman
Feb 10, 2024
The lock on the bike was very sturdy.
Tayyaba Rehman
Feb 10, 2024
The lock on the window was broken.
Tayyaba Rehman
Feb 10, 2024
The lock of hair was kept as a keepsake.
Urooj Arif
Feb 10, 2024
The lock on the diary kept his secrets safe.
Tayyaba Rehman
Feb 10, 2024
After the meeting, she had to lock up the office.
Tayyaba Rehman
Feb 10, 2024
He struggled to lock the heavy gate.
Fiza Rafique
Feb 10, 2024
He used a combination lock for his gym locker.
Urooj Arif
Feb 10, 2024
The lock on the suitcase was set to 0-0-0.
Urooj Arif
Feb 10, 2024

Lock Idioms & Phrases

Lock step

Moving or working in perfect coordination.
The soldiers marched in lock step during the parade.
Tayyaba Rehman
Feb 10, 2024

Lock eyes

To make and maintain eye contact, typically signifying a moment of understanding or challenge.
They locked eyes across the room, and instantly knew they were in agreement.
Tayyaba Rehman
Feb 10, 2024

Under lock and key

Securely locked up or safely stored.
The valuable documents are kept under lock and key.
Tayyaba Rehman
Feb 10, 2024

Lock lips

To kiss.
The couple locked lips as they were reunited.
Tayyaba Rehman
Feb 10, 2024

Lock out

To prevent someone from entering a place by locking the door.
She was accidentally locked out of her house.
Tayyaba Rehman
Feb 10, 2024

Lock horns

To get into an argument or conflict.
The two politicians locked horns over the new policy.
Tayyaba Rehman
Feb 10, 2024

Lock in an agreement

To finalize or secure a deal.
The two companies locked in an agreement after months of negotiation.
Urooj Arif
Feb 10, 2024

Lock it in

To confirm or finalize a decision or agreement.
Once you decide on a date, lock it in so we can make the necessary arrangements.
Urooj Arif
Feb 10, 2024

Lock in profits

To secure or guarantee financial gains in a transaction.
The investor sold his shares to lock in profits.
Fiza Rafique
Feb 10, 2024

Lock up tight

To secure something thoroughly.
Before leaving on vacation, they made sure to lock up the house tight.
Fiza Rafique
Feb 10, 2024

Lock into place

To secure something firmly in a specific position.
The pieces of the puzzle locked into place, revealing the picture.
Urooj Arif
Feb 10, 2024

Lock and load

To prepare for an imminent action or confrontation (originally a military command).
The squad leader shouted, Lock and load! as they approached the battleground.
Tayyaba Rehman
Feb 10, 2024

Lock away

To put something in a secure place, often to prevent access.
He decided to lock away his old journals to keep them private.
Tayyaba Rehman
Feb 10, 2024

Lock onto

To focus on or target something with great attention.
The missile system was designed to lock onto heat signatures.
Urooj Arif
Feb 10, 2024

Lock the door against

To shut out or prevent something from affecting one.
She locked the door against her fears and moved forward with confidence.
Tayyaba Rehman
Feb 10, 2024

A lock for

To be a certain or very likely winner in a competition or contest.
The star athlete was considered a lock for the gold medal.
Tayyaba Rehman
Feb 10, 2024

Lock on

To fix one's attention or focus firmly onto something.
As soon as he heard the news, he locked on to the idea of making a change.
Fiza Rafique
Feb 10, 2024

Lock one's heart away

To close oneself off emotionally, often after a painful experience.
After the breakup, she locked her heart away, vowing not to get hurt again.
Fiza Rafique
Feb 10, 2024

Lock horns with fate

To challenge or confront destiny.
He was determined to lock horns with fate and overcome his difficult circumstances.
Urooj Arif
Feb 10, 2024

Lock of love

A symbolic padlock fastened by a couple to signify their love, typically on a bridge.
They attached a lock of love to the bridge's railing and threw away the key.
Fiza Rafique
Feb 10, 2024

Common Curiosities

Why is it called lock?

It is called "lock" from the Old English "loc," meaning a fastening device, derived from the Proto-Germanic "lukan," meaning to close or enclose.
Tayyaba Rehman
Feb 10, 2024

How is lock used in a sentence?

Example: "Please lock the door when you leave."
Fiza Rafique
Feb 10, 2024

What is a stressed syllable in lock?

The entire word "lock" is stressed as it is a single syllable.
Fiza Rafique
Feb 10, 2024

What is the pronunciation of lock?

Lock is pronounced as /lɒk/.
Urooj Arif
Feb 10, 2024

What is the first form of lock?

The first form (present form) of "lock" as a verb is "lock."
Fiza Rafique
Feb 10, 2024

How do we divide lock into syllables?

Since "lock" has only one syllable, it is not divided.
Tayyaba Rehman
Feb 10, 2024

How many syllables are in lock?

There is one syllable in "lock."
Tayyaba Rehman
Feb 10, 2024

What part of speech is lock?

"Lock" can be both a noun and a verb.
Fiza Rafique
Feb 10, 2024

What is the root word of lock?

The root word of "lock" is the Old English "loc."
Tayyaba Rehman
Feb 10, 2024

What is the opposite of lock?

The opposite of "lock" (verb) is "unlock" or "open."
Fiza Rafique
Feb 10, 2024

What is the verb form of lock?

"Lock" itself is both a noun and a verb.
Fiza Rafique
Feb 10, 2024

What is the second form of lock?

The second form (past simple form) of "lock" as a verb is "locked."
Tayyaba Rehman
Feb 10, 2024

Which determiner is used with lock?

Determiners like "the," "a," or "this" can be used with "lock."
Tayyaba Rehman
Feb 10, 2024

What is the plural form of lock?

The plural form is "locks."
Tayyaba Rehman
Feb 10, 2024

Is lock a noun or adjective?

"Lock" is primarily a noun and can also be a verb. It is not an adjective.
Fiza Rafique
Feb 10, 2024

Is lock an adverb?

No, "lock" is not an adverb.
Fiza Rafique
Feb 10, 2024

Is lock a negative or positive word?

"Lock" is neutral; it is neither inherently negative nor positive.
Urooj Arif
Feb 10, 2024

Is lock a vowel or consonant?

The word "lock" starts with a consonant.
Urooj Arif
Feb 10, 2024

Is lock a countable noun?

Yes, "lock" is a countable noun.
Fiza Rafique
Feb 10, 2024

Is lock a collective noun?

"Lock" is not typically used as a collective noun.
Fiza Rafique
Feb 10, 2024

Is the word lock imperative?

"Lock" can be used in the imperative form, as in "Lock the door."
Tayyaba Rehman
Feb 10, 2024

What is the singular form of lock?

The singular form is "lock."
Urooj Arif
Feb 10, 2024

Is lock an abstract noun?

"Lock" is a concrete noun, not an abstract noun.
Fiza Rafique
Feb 10, 2024

Is the lock term a metaphor?

"Lock" can be used metaphorically in some contexts.
Tayyaba Rehman
Feb 10, 2024

Is the word “lock” a Direct object or an Indirect object?

In a sentence, "lock" can be a direct object when used as a noun.
Tayyaba Rehman
Feb 10, 2024

Which vowel is used before lock?

The vowel used before "lock" depends on the context of the sentence.
Urooj Arif
Feb 10, 2024

Which conjunction is used with lock?

Conjunctions like "and" or "but" can be used with "lock," depending on the sentence.
Tayyaba Rehman
Feb 10, 2024

What is the third form of lock?

The third form (past participle form) of "lock" as a verb is "locked."
Tayyaba Rehman
Feb 10, 2024

What is another term for lock?

Another term for "lock" (noun) is "latch" or "bolt," and for "lock" (verb), "secure."
Fiza Rafique
Feb 10, 2024

Is the word lock Gerund?

The gerund form of "lock" is "locking."
Urooj Arif
Feb 10, 2024

Which preposition is used with lock?

Common prepositions used with "lock" include "on," "in," and "with."
Fiza Rafique
Feb 10, 2024

Which article is used with lock?

Articles such as "the" or "a" can be used with "lock," depending on the context.
Tayyaba Rehman
Feb 10, 2024

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Author Spotlight

Written by
Tayyaba Rehman
Tayyaba Rehman is a distinguished writer, currently serving as a primary contributor to askdifference.com. As a researcher in semantics and etymology, Tayyaba's passion for the complexity of languages and their distinctions has found a perfect home on the platform. Tayyaba delves into the intricacies of language, distinguishing between commonly confused words and phrases, thereby providing clarity for readers worldwide.
Co-written by
Urooj Arif
Urooj is a skilled content writer at Ask Difference, known for her exceptional ability to simplify complex topics into engaging and informative content. With a passion for research and a flair for clear, concise writing, she consistently delivers articles that resonate with our diverse audience.

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