- 1to hit something, especially a door, with the knuckles of your hand or with a hard object in order to attract attention and gain entry
- 2to make a noise by hitting something hard against a surface
- 3to criticize or find fault with someone or something
Using knock: Examples
Take a moment to familiarize yourself with how "knock" can be used in various situations through the following examples!
She knocked on the door but no one answered.
He knocked his head against the wall in frustration.
The critics knocked the movie for its poor plot.
I always knock before entering someone's room.
knock Synonyms and Antonyms
Phrases with knock
Hey, knock it off! You're making too much noise.
to touch or tap on something made of wood, usually to avoid tempting fate after making a positive statement
I haven't been sick all year, knock on wood.
Her performance in the play really knocked my socks off.
Origins of knock
from Old English 'cnocian'
Summary: knock in Brief
To 'knock' [nɑk] is to hit something with the knuckles of your hand or a hard object, make a noise by hitting something hard against a surface, or criticize someone or something. It can be used in phrases like 'knock it off,' meaning to stop doing something annoying, and 'knock on wood,' which is a superstitious phrase to avoid tempting fate. 'Knock someone's socks off' means to greatly impress or surprise someone.