An abbreviation for suspicious.
Started to get popular in the game "Among Us"
Sus is a word started by the game Among Us, and actually is a slang word for suspicious. After the game Among had populated it so much people have made jokes about it, infected kids brains about it, and have over all over populated the word.
This guy is acting very sus, I don't trust him.
Something that is suspicious.
Something or someone that is doing something weird, or suspicious.
1) It's what you say to a chimp who doesn't want to tell you how he stole those Rolos from Russia.
2) What you say after one of your dumbass friends says a dirty or dark joke.
3) You. Get a life, you McDonald's cashier.
1) man that was really sus.
2) Bro that was messed up man ur so sus
3) Hey guys, look, it's that sus guy we saw on Monday.