Sus is a millennials term for saying you got some people issues and try not to be a total dick while behaving in that way.
That's some sus bro
by Tyreek miller Jhonson III February 23, 2020

You're so sus!
by FastEddieFelson May 5, 2018

a word known for being used in among us and its memes all the time, it stands for suspicious so red sus would be red is suspicious
by OnlyNRealSK10MLGPro January 3, 2021
