Variant of 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: Middle 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
- to cut or stab with a knife
- ☆ Informal to use underhanded methods in order to hurt, defeat, or betray
- knifelike adjective
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