Would you please be quiet? / Quiet, please! / Please, say no more. / Hush!
Hold your peace (an old-fashioned expression, I think.)
-- I'm sure someone could suggest some more!
The euphemism for "loud mouth" is often "talkative" or "vocal."
Duct tape her mouth shut.
calletela-shut it or callete la boca -shut the mouth
No, WWE SmackDown! Shut Your Mouth is on the PS2, not the PS1.
You Can't unlock Debra in WWE Smackdown Shut Your Mouth
Shut the Mouth - 2010 was released on: USA: February 2010
litterally "shut your mouth" so basically shut up.
"Chatty Cathy" or "motor mouth" could be used as euphemisms for "loudmouth."
Shut yuh mouth!
The cast of Shut the Mouth - 2010 includes: Matt Nesse
Shut Your Mouth - Garbage song - was created on 2002-06-24.
It means shut your mouth or shut up or silence.