Shut your cake hole!

Shut your cake hole!

An imperative to be quiet or stop talking immediately. Can be rude, aggressive, or jocular depending on the context. Shut your cake hole, Bobby, no one asked for the opinion of a dork like you! A: "So, where do you think we can sell these stolen goods?" B: "Shut your cake hole! Don't you have enough sense not to talk about that in public?" A: "Wow, that Cadillac has seen better days. How much did you pay for that little gem?" B: "Ah, shut your cake hole. I think it looks just fine."
See also: cake, shut
Farlex Dictionary of Idioms.

Shut your cake hole!

 and Shut your pie hole! shut your face!
Inf. shut up!; Shut your mouth! I've heard enough! shut your cake hole!
See also: cake, shut
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • shut your mouth/trap/face/gob!
  • Shut your face!
  • shut your pie hole
  • shut your trap
  • Shut your trap!
  • shut your yap
  • yap
  • shut your gob
  • gob
  • shut your mouth