knock on

knock on something

to rap or tap, often with the knuckles, on something. (See also knock on wood.) She knocked on the door several times. Knock on it again. Maybe she didn't hear you.

Common Names:

Name	Pronounced	Usage
Jolie	JO-lee (English), zho-LEE (French)	English, Various
Arkadiusz	ahr-KAHD-yuwsh	Polish
Cohen	['kəuin]
Cyrille	see-REEL	French
Celestyna	tse-les-TIN-ah	Polish
Domhnall	DO-nahl	Scottish, Irish