- The definition of a knife is a tool with a sharp blade and a handle used for cutting or stabbing.
- The kitchen utensil with a sharp blade and a handle that you use when you are cutting up steak is an example of a knife.
- A tool with a sharp blade that a murderer uses to stab someone to death is an example of a knife.
- To knife is defined as to cut or stab someone using a tool with a handle and a sharp metal blade.
When a murderer stabs someone using a sharp blade, this is an example of a when the murdered knifes his victim.
A large cook's knife.
- a cutting or stabbing instrument with a sharp blade, single-edged or double-edged, set in a handle
- a cutting blade, as in a machine
Origin of knifeMiddle English knif ; from Old English cnif, akin to German kneif, Old Norse knīfr ; from Indo-European an unverified form gneibh- (from source Lithuanian gnaibis, a pinching): for base see knead
transitive verbknifed, knifing
- to cut or stab with a knife
- ☆ Informal to use underhanded methods in order to hurt, defeat, or betray
under the knife☆
nounpl. knives knives
- A cutting instrument consisting of a sharp blade attached to a handle.
- A cutting edge; a blade.
verbknifed knifed, knif·ing, knifes
- To use a knife on, especially to stab; wound with a knife.
- Informal To betray or attempt to defeat by underhand means.
Origin of knifeMiddle English knif, from Old English cnīf, from Old Norse knīfr.
- 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 the knives for a chipper.
(third-person singular simple present knifes, present participle knifing, simple past and past participle knifed)
- To cut with a knife.
- 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.
- To betray, especially in the context of a political slate.
- To positively ignore, especially in order to denigrate. compare cut
Middle English knif, from late Old English cnīf, from Old Norse knífr (compare Danish/Swedish/Norwegian kniv), from Proto-Germanic *knībaz (compare Low German Knief, Luxembourgish Knäip ‘penknife’), from *knīpaną ‘to pinch’ (compare Dutch knijpen, Low German kniepen, Old High German gniffen), from Proto-Indo-European *gneibʰ- (compare Lithuanian gnýbti, žnýbti ‘to pinch’, gnaibis ‘pinching’). Replaced Middle English sax.