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Acronymfinder

What does KYBMS stand for?

KYBMS stands for Keep Your Big Mouth Shut


This definition appears very rarely and is found in the following Acronym Finder categories:

  • Slang/chat, popular culture

Samples in periodicals archive:

There was more to Bo Diddley than that - our band, called the Junco Partners after the title of a song by a Louisiana man, James Wayne - performed a great song of his called Mama, Keep Your Big Mouth Shut, which had a completely different riff, though it kept the same rumbling menace (in the originator's hands, at least).
I am old and ugly and I can deal with whatever you say about me, but when it comes to teenagers, might I advise you to keep your big mouth shut.