Definition of "knock" []

  • To strike with a hard blow. (verb-transitive)
  • To affect in a specified way by striking hard: knocked the mugger senseless. (verb-transitive)
  • To cause to collide: I knocked my head on a low beam. (verb-transitive)
  • To produce by hitting or striking: knocked a hole in the wall. (verb-transitive)
  • To instill with or as if with blows: We tried to knock some sense into his head. (verb-transitive)
  • To give a blow or push to; strike (verb)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • To rap sharply with the knuckles, a hard object, etc, esp to capture attention (verb)
  • To make or force by striking (verb)
  • To collide (with) (verb)
  • To bring into a certain condition by hitting or pushing (verb)
  • To criticize adversely; belittle (verb)
  • (of an internal-combustion engine) to emit a characteristic metallic noise as a result of faulty combustion (verb)
  • (of a bearing, esp one in an engine) to emit a regular characteristic sound as a result of wear (verb)
  • To have sexual intercourse with (a person) (verb)
  • A blow, push, or rap (noun)
  • The sound so caused (noun)
  • The sound of knocking in an engine or bearing (noun)
  • A misfortune, rebuff, or setback (noun)
  • Unfavourable criticism (noun)
  • (in cricket) an innings or a spell of batting (noun) (c) HarperCollins Publishers Ltd 2016

Use "knock" in a sentence
  • "She grabbed a platter and quickly filled it with muffins, then dashed across the hall to deliver them. * knock knock knock* No answer. * knock knock knock knock* Still nothing."
  • "Simon is sitting on his stool, hammering away at a half-finished boot, when he hears a knock at his door. [_knock_]"
  • "Dewey used to like the term knock-off until he saw the movie Knock-off."