Knife vs. Knive — Which is Correct Spelling?

A knife (plural knives; from Old Norse knifr 'knife, dirk') is a tool or weapon with a cutting edge or blade, often attached to a handle or hilt. One of the earliest tools used by humanity, knives appeared at least 2.5 million years ago, as evidenced by the Oldowan tools.

A cutting instrument consisting of a sharp blade attached to a handle.

A cutting edge; a blade.

To use a knife on, especially to stab; wound with a knife.

(Informal) To betray or attempt to defeat by underhand means.

To cut or slash a way through something with or as if with a knife

A utensil or a tool designed for cutting, consisting of a flat piece of hard material, usually steel or other metal (the blade), usually sharpened on one edge, attached to a handle. The blade may be pointed for piercing.

A weapon designed with the aforementioned specifications intended for slashing and/or stabbing and too short to be called a sword. A dagger.

Any blade-like part in a tool or a machine designed for cutting, such as that of a chipper.

(transitive) To cut with a knife.

(transitive) To use a knife to injure or kill by stabbing, slashing, or otherwise using the sharp edge of the knife as a weapon.

(intransitive) To cut through as if with a knife.

(transitive) To betray, especially in the context of a political slate.

(transitive) To positively ignore, especially in order to denigrate; compare cut.

An instrument consisting of a thin blade, usually of steel and having a sharp edge for cutting, fastened to a handle, but of many different forms and names for different uses; as, table knife, drawing knife, putty knife, pallet knife, pocketknife, penknife, chopping knife, etc..

A sword or dagger.

To prune with the knife.

To cut or stab with a knife.

Fig.: To stab in the back; to try to defeat by underhand means, esp. in politics; to vote or work secretly against (a candidate of one's own party).

Edge tool used as a cutting instrument; has a pointed blade with a sharp edge and a handle

A weapon with a handle and blade with a sharp point

Any long thin projection that is transient;

Use a knife on;