sus is a abbreviation of suspicious and a joke refrencing among us.
ihatemylifeeiemekdmekdmekmdekmdms jmwsk,wma
Guy 1: Hey!
Guy 2: What!
Guy 1: Look at that trash can!
Guy 2: SUSbfhfhvcke,dfcjdhfhaijrhbdvbch4wehsfuerdfgcb
Larger women who are attracted to semi trucks and smoke jeezy
Suspect/Suspicious of someone or something
I don’t why you talk to him/her, they are a little sus.