noun
definition
Sudden fatigue as a result of glycogen depletion from not having taken in enough nutrition.
noun
definition
An abrupt rapping sound, as from an impact of a hard object against wood.
example
I heard a knock on my door.
definition
A sharp impact.
example
He took a knock on the head.
definition
Criticism.
definition
Preignition, a type of abnormal combustion occurring in spark ignition engines caused by self-ignition; also, the characteristic knocking sound associated with it.
definition
A batsman's innings.
example
He played a slow but sure knock of 35.
verb
definition
To strike for admittance; to rap upon, as a door.
definition
To criticize verbally; to denigrate; to undervalue.
example
Don’t knock it until you’ve tried it.
definition
To kick a ball towards another player; to pass.
definition
To impress forcibly or strongly; to astonish; to move to admiration or applause.
definition
To bump or impact.
example
I accidentally knocked my drink off the bar.
definition
To rap one's knuckles against something, especially wood.
example
Knock on the door and find out if they’re home.