Crack vs. Freebase

Crackverb

(intransitive) To form cracks.

‘It's been so dry, the ground is starting to crack.’;

Freebasenoun

(chemistry) The purified, dry form of an amine, especially an alkaloid natural product, that is normally used in solution.

Crackverb

(intransitive) To break apart under pressure.

‘When I tried to stand on the chair, it cracked.’;

Freebasenoun

(specifically) The purified, dry form of certain illegal drugs, especially cocaine.

Crackverb

(intransitive) To become debilitated by psychological pressure.

‘Anyone would crack after being hounded like that.’;

Freebaseverb

To purify a drug by crystallization.

Crackverb

(intransitive) To break down or yield, especially under interrogation or torture.

‘When we showed him the pictures of the murder scene, he cracked.’;

Freebaseverb

To use a purified drug, especially cocaine, by heating it and inhaling the fumes produced.

Crackverb

(intransitive) To make a cracking sound.

‘The bat cracked with authority and the ball went for six.’;

Crackverb

To change rapidly in register.

‘His voice cracked with emotion.’;

Crackverb

To alternate between high and low register in the process of eventually lowering.

‘His voice finally cracked when he was fourteen.’;

Crackverb

(intransitive) To make a sharply humorous comment.

‘"I would too, with a face like that," she cracked.’;

Crackverb

(transitive) To make a crack or cracks in.

‘The ball cracked the window.’;

Crackverb

(transitive) To break open or crush to small pieces by impact or stress.

‘You'll need a hammer to crack a black walnut.’;

Crackverb

(transitive) To strike forcefully.

‘She cracked him over the head with her handbag.’;

Crackverb

(transitive) To open slightly.

‘Could you please crack the window?’;

Crackverb

(transitive) To cause to yield under interrogation or other pressure. (Figurative)

‘They managed to crack him on the third day.’;

Crackverb

(transitive) To solve a difficult problem. Figurative, from cracking a nut.

‘I've finally cracked it, and of course the answer is obvious in hindsight.’;

Crackverb

(transitive) To overcome a security system or a component.

‘It took a minute to crack the lock, three minutes to crack the security system, and about twenty minutes to crack the safe.’; ‘They finally cracked the code.’;

Crackverb

(transitive) To cause to make a sharp sound.

‘to crack a whip’;

Crackverb

(transitive) To tell (a joke).

‘The performance was fine until he cracked that dead baby joke.’;

Crackverb

To break down (a complex molecule), especially with the application of heat: to pyrolyse.

‘Acetone is cracked to ketene and methane at 700°C.’;

Crackverb

To circumvent software restrictions such as regional coding or time limits.

‘That software licence will expire tomorrow unless we can crack it.’;

Crackverb

To open a canned beverage, or any packaged drink or food.

‘I'd love to crack open a beer.’; ‘Let's crack a tube and watch the game.''’;

Crackverb

(obsolete) To brag, boast.

Crackverb

To be ruined or impaired; to fail.

Cracknoun

A thin and usually jagged space opened in a previously solid material.

‘A large crack had formed in the roadway.’;

Cracknoun

A narrow opening.

‘We managed to squeeze through a crack in the rock wall.’; ‘Open the door a crack.’;

Cracknoun

A sharply humorous comment; a wisecrack.

‘I didn't appreciate that crack about my hairstyle.’;

Cracknoun

A potent, relatively cheap, addictive variety of cocaine; often a rock, usually smoked through a crack-pipe.

Cracknoun

(onomatopoeia) The sharp sound made when solid material breaks.

‘The crack of the falling branch could be heard for miles.’;

Cracknoun

(onomatopoeia) Any sharp sound.

‘The crack of the bat hitting the ball.’;

Cracknoun

(informal) An attempt at something.

‘I'd like to take a crack at that game.’;

Cracknoun

Vagina.

‘I'm so horny even the crack of dawn isn't safe!’;

Cracknoun

(informal) The space between the buttocks.

‘Pull up your pants! Your crack is showing.’;

Cracknoun

Conviviality; fun; good conversation, chat, gossip, or humorous storytelling; good company.

‘The crack was good.’; ‘That was good crack.’; ‘He/she is quare good crack.’; ‘The party was great crack.’;

Cracknoun

Business; events; news.

‘What's the crack?’; ‘What's this crack about a possible merger.’;

Cracknoun

(computing) A program or procedure designed to circumvent restrictions or usage limits on software.

‘Has anyone got a crack for DocumentWriter 3.0?’;

Cracknoun

a meaningful chat.

Cracknoun

(Internet slang) Extremely silly, absurd or off-the-wall ideas or prose.

Cracknoun

The tone of voice when changed at puberty.

Cracknoun

(archaic) A mental flaw; a touch of craziness; partial insanity.

‘He has a crack.’;

Cracknoun

(archaic) A crazy or crack-brained person.

Cracknoun

(obsolete) A boast; boasting.

Cracknoun

(obsolete) Breach of chastity.

Cracknoun

(obsolete) A boy, generally a pert, lively boy.

Cracknoun

A brief time; an instant; a jiffy.

‘I'll be with you in a crack.’;

Crackadjective

Highly trained and competent.

‘Even a crack team of investigators would have trouble solving this case.’;

Crackadjective

Excellent, first-rate, superior, top-notch.

‘She's a crack shot with that rifle.’;

Crackverb

To break or burst, with or without entire separation of the parts; as, to crack glass; to crack nuts.

Crackverb

To rend with grief or pain; to affect deeply with sorrow; hence, to disorder; to distract; to craze.

‘O, madam, my old heart is cracked.’; ‘He thought none poets till their brains were cracked.’;

Crackverb

To cause to sound suddenly and sharply; to snap; as, to crack a whip.

Crackverb

To utter smartly and sententiously; as, to crack a joke.

Crackverb

To cry up; to extol; - followed by up.

Crackverb

To burst or open in chinks; to break, with or without quite separating into parts.

‘By misfortune it cracked in the coling.’; ‘The mirror cracked from side to side.’;

Crackverb

To be ruined or impaired; to fail.

‘The credit . . . of exchequers cracks, when little comes in and much goes out.’;

Crackverb

To utter a loud or sharp, sudden sound.

‘As thunder when the clouds in autumn crack.’;

Crackverb

To utter vain, pompous words; to brag; to boast; - with of.

‘Ethoipes of their sweet complexion crack.’;

Cracknoun

A partial separation of parts, with or without a perceptible opening; a chink or fissure; a narrow breach; a crevice; as, a crack in timber, or in a wall, or in glass.

Cracknoun

Rupture; flaw; breach, in a moral sense.

‘My love to thee is sound, sans crack or flaw.’;

Cracknoun

A sharp, sudden sound or report; the sound of anything suddenly burst or broken; as, the crack of a falling house; the crack of thunder; the crack of a whip.

‘Will the stretch out to the crack of doom?’;

Cracknoun

The tone of voice when changed at puberty.

‘Though now our voicesHave got the mannish crack.’;

Cracknoun

Mental flaw; a touch of craziness; partial insanity; as, he has a crack.

Cracknoun

A crazy or crack-brained person.

‘I . . . can not get the Parliament to listen to me, who look upon me as a crack and a projector.’;

Cracknoun

A boast; boasting.

Cracknoun

Breach of chastity.

Cracknoun

A boy, generally a pert, lively boy.

‘Val. 'T is a noble child. Vir. A crack, madam.’;

Cracknoun

A brief time; an instant; as, to be with one in a crack.

Cracknoun

Free conversation; friendly chat.

‘What is crack in English? . . . A crack is . . . a chat with a good, kindly human heart in it.’;

Cracknoun

a witty remark; a wisecrack.

Cracknoun

a chance or opportunity to do something; an attempt; as, I'll take a crack at it.

Cracknoun

a form of cocaine, highly purified and prepared as small pellets, especially suitable for smoking; - also called rock. Used in this form it appears to be more addicting than cocaine powder.

Crackadjective

Of superior excellence; having qualities to be boasted of; as, a crack shot.

‘One of our crack speakers in the Commons.’;

Cracknoun

a long narrow opening

Cracknoun

a narrow opening;

‘he opened the window a crack’;

Cracknoun

a long narrow depression in a surface

Cracknoun

a sudden sharp noise;

‘the crack of a whip’; ‘he heard the cracking of the ice’; ‘he can hear the snap of a twig’;

Cracknoun

a chance to do something;

‘he wanted a shot at the champion’;

Cracknoun

witty remark

Cracknoun

a blemish resulting from a break without complete separation of the parts;

‘there was a crack in the mirror’;

Cracknoun

a purified and potent form of cocaine that is smoked rather than snorted

Cracknoun

a usually brief attempt;

‘he took a crack at it’; ‘I gave it a whirl’;

Cracknoun

the act of cracking something

Crackverb

become fractured; break or crack on the surface only;

‘The glass cracked when it was heated’;

Crackverb

make a very sharp explosive sound;

‘His gun cracked’;

Crackverb

make a sharp sound;

‘his fingers snapped’;

Crackverb

hit forcefully; deal a hard blow, making a cracking noise;

‘The teacher cracked him across the face with a ruler’;

Crackverb

pass through (a barrier);

‘Registrations cracked through the 30,000 mark in the county’;

Crackverb

break partially but keep its integrity;

‘The glass cracked’;

Crackverb

break suddenly and abruptly, as under tension;

‘The rope snapped’;

Crackverb

suffer a nervous breakdown

Crackverb

tell spontaneously;

‘crack a joke’;

Crackverb

cause to become cracked;

‘heat and light cracked the back of the leather chair’;

Crackverb

reduce (petroleum) to a simpler compound by cracking

Crackverb

break into simpler molecules by means of heat;

‘The petroleum cracked’;

Crackadjective

of the highest quality;

‘an ace reporter’; ‘a crack shot’; ‘a first-rate golfer’; ‘a super party’; ‘played top-notch tennis’; ‘an athlete in tiptop condition’; ‘she is absolutely tops’;