Definition of 'knock'
Noun
- the sound of knocking (as on a door or in an engine or bearing); "the knocking grew louder"
Synonyms: knocking - negative criticism
Synonyms: roast - a vigorous blow; "the sudden knock floored him"; "he took a bash right in his face"; "he got a bang on the head"
Synonyms: bash bang smash belt - a bad experience; "the school of hard knocks"
- the act of hitting vigorously; "he gave the table a whack"
Synonyms: belt rap whack whang
Verb
- deliver a sharp blow or push :"He knocked the glass clear across the room"
Synonyms: strike hard - rap with the knuckles; "knock on the door"
- knock against with force or violence; "My car bumped into the tree"
Synonyms: bump - make light, repeated taps on a surface; "he was tapping his fingers on the table impatiently"
Synonyms: tap rap pink - sound like a car engine that is firing too early; "the car pinged when I put in low-octane gasoline"; "The car pinked when the ignition was too far retarded"
Synonyms: pink ping - find fault with; express criticism of; point out real or perceived flaws; "The paper criticized the new movie"; "Don't knock the food--it's free"
Synonyms: criticize criticise pick apart
Antonyms: praise
