wait for it

Từ điển Oxford Advanced Learner 8th

ˈwait for it idiom
(informal, especially BrE)
1. used to say that you are about to tell sb sth that is surprising or amusing
•They're off on a trip, to— wait for it— the Maldives!
2. used to tell sb not to start doing sth yet, but to wait until you tell them
Main entry: ↑wait_idiom