Meaning of knock knock | Babel Free

Examples

“There's a knock knock at the door.”

“To repeat: I’m not even kidding. When it comes to the matter of manners and to raising an arm to extend a courtesy, a knock knock is not a joke.”

“That's a bit irresponsible, Mat? Being on this show while your fiancée is sitting at home getting 'knock knocks' from the Australian Border Force?”

CEFR level