knife

knife

noun

Definition of KNIFE

an instrument with a metal length that has a sharp edge for cutting <be careful in using the knife to split open the cardboard box>

Synonyms blade, cutter, shank [slang], shiv [slang]

Related Words cleaver, hack; bayonet, bodkin, bolo, bowie knife, cutlass, dagger, dirk, jackknife, machete, pocketknife, poniard, sheath knife, stiletto, stylet, switchblade, switch knife, yataghan; rapier, saber (or sabre), steel, sword; scalpel