SUYC 

pronouncing each of the letters S-U-Y-C. A further expansion on Skin Up when talking to a group of people. Skin Up You C**t

A term of endearment to friends when they are being slow rolling up a spliff.

Also used when someone is giving you a hard time or is complaining.

Ed: "Happy 4:20"
Joe: "SUYC" or "Skin Up You C**t"

also SUYMC, M = Massive.

SUYC by Jesus-Was-A-Smoker January 5, 2010

SUYC 

It means Shut up you cunt

Guy: Sybau
Other Guy: Suyc

SUYC by emos yug March 7, 2025

SUYC 

It basically means Shut up you cunt
the first use was by a user on tiktok so he wouldn't get his comment removed

Guy: Sybau
Other Guy: Shut up you cunt or SUYC

SUYC by emos yug March 7, 2025