button it!

button it

slang To stop talking. Often used as an imperative. Button it, sis—I don't need to hear your opinion on everything I do! Mr. Riley, if you don't button it, I'm going to send you to the principal.
See also: button
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

ˈbutton it!

(British English, spoken) used to tell somebody rudely to be quiet
See also: button
Farlex Partner Idioms Dictionary © Farlex 2017
See also: