the ball is in someone's court

the ball is in (one's) court

One has the responsibility for further action, especially after someone else previously held responsibility. The phrase originated in tennis. Well, they invited you, so the ball is in your court now. Do you want to go out with them or not?
See also: ball, court
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

the ball is in someone's court

it is that particular person's turn to act next.
This expression is a metaphor from tennis or a similar ball game where different players use particular areas of a marked court.
See also: ball, court
Farlex Partner Idioms Dictionary © Farlex 2017

the ball is in someone’s court

phr. to be someone else’s move, play, or turn. I can’t do anything as long as the ball is in John’s court.
See also: ball, court
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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