su

Shutup, a cleaner version of STFU (Shut the fuck up)

<Hex> I had such a dirty shit just now!
<Terran-Ghost> SU, for the love of god SU!

by Terran-Ghost June 3, 2003

Sus

A sketchy/shady person who can't be trusted.

That Foo was acting all sus.

by Minor2supreme May 17, 2016

Su

Usually seen in Snapchat Su in slang means Swipe up and or Shut up
It's seen in. Texting not speech

Example "Su who is this "
meaning, swipe up who is this?

Or
Person 1: did u see Madison's Story??!
Person 2: no, show me
Person 1 k, I'll send u a screen shot
Person 2: SU! SHE GOT A NOSE PIERCING??!

meaning

Shut up! she got a nose piercing?!
Shut up in the way of saying, No way or Omg really?!

by Wizz32 October 6, 2019

Sus

Being suspect. Doing or being sketchy or being scandalous.

Eric is sus by not paying gas money and texting other girls.

by Sidd Poot June 24, 2013

Sus

Amogus

Why are you acting so sus?

Amogus

by Voltrod_ June 16, 2021

Sus

The stuff that comes out of your balls

I got sus on me.

That person is being sus

by James Mcnerney June 13, 2021

SUS

Smart
Unemotional
Sadistic
A person who makes other peoples alarm bells go off.

That girl is giving me weird vibes. Sus.

by mypseudonym69 March 11, 2021