• Knife Definition & Synonyms

  1. (n.) 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..
  2. (v. t.) To cut or stab with a knife.
  3. (v. t.) To prune with the knife.
  4. (n.) A sword or dagger.
  5. (v. t.) 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 ones own party).

Stab, Tongue,

• Knife switch Definition & Synonyms

  1. () A switch consisting of one or more knifelike pieces hinged at one end and making contact near the other with flat gripping springs.

• Knife-edge Definition & Synonyms

  1. (n.) A piece of steel sharpened to an acute edge or angle, and resting on a smooth surface, serving as the axis of motion of a pendulum, scale beam, or other piece required to oscillate with the least possible friction.