SYY
Shut your yapper
Example
Hey, SYY and let me finish what I am saying
The Rock wants you to SYY
Related Slang
| S/U | Shut up |
| sh^ | Shut up |
| STFU | Shut the f*** up |
| SU | Shut up |
| SUF | Shut your face |
| ST2M | Stop talking to me |
| Sparrowface | Facial expression with eyes wide open and mouth slightly open |
| XD | Laughing out loud |
How well do you know your texting slang?
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.