KNOCK definition: to strike a sounding blow with the fist, knuckles, or anything hard, especially on a door, window, or the like, as in seeking admittance, calling attention, or giving a signal. See …

The meaning of KNOCK is to strike something with a sharp blow. How to use knock in a sentence.

KNOCK meaning: 1. to repeatedly hit something, producing a noise: 2. If an engine is knocking, it is producing a…. Learn more.

To stop doing something. Often used in the imperative: He asked us to knock it off.

If you knock something or someone, you criticize them and say unpleasant things about them.

knock verb (MAKE NOISE) Add to word list B1 to make a noise by hitting something, especially a door, with your closed hand in order to attract someone's attention:

Knock Knock is a 2015 thriller film [a] directed by Eli Roth, [6] who also co-wrote the script with Guillermo Amoedo and Nicolás López. The film stars Keanu Reeves, Lorenza Izzo and Ana de Armas.

Definition of knock verb in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Dec 20, 2025 · (transitive, British, slang, dated) To impress forcibly or strongly; to astonish; to move to admiration or applause. I knocked against the table and bruised my leg.

knock (nok), v.i. to strike a sounding blow with the fist, knuckles, or anything hard, esp. on a door, window, or the like, as in seeking admittance, calling attention, or giving a signal: to knock on the …