What does SYY stand for?

Shut your yapper

Someone who wants you to SYY wants you to "shut your yapper." This rude acronym is a slightly-less crass way of telling someone to STHU or STFU.

Yapper is a slang term that means "mouth." Someone who wants you to shut your yapper wants you to stop talking ... possibly so they can get in a word or two of their own.


Hey, SYY and let me finish what I am saying

The Rock wants you to SYY

Related Slang


Updated March 1, 2021

SYY definition by

This page explains what the acronym "SYY" means. The definition, example, and related terms listed above have been written and compiled by the team.

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