The ball is in your court
Meaning
It is now your turn to take action or make a decision.
Usage
Often used during negotiations or collaborative projects to signal that the next move belongs to another party.
Origin & History
Origin notes can vary by region and source; this page gives the commonly reported explanation and usage context.
Derived from sports like tennis, referencing whose turn it is to serve or return the ball.
Entered conversational English in the early 20th century as tennis became a popular metaphor for responsibility.