sus is a term used when something or someone is suspicious or does questionable actions, the term comes from the game Among Us. It's mostly used in satirical situations. People also use the word sussy, which means the same thing.
scenario 1:
guy 1: isn't it kinda sus that you're eating cereal in the afternoon
guy 2: what
scenario 2:
guy 1: I have autism and make tiktok videos of me happy stimming I'm so quirky lol
guy 2: kinda sus that you're treating a disorder you're claiming to have so lightly
guy 1: isn't it kinda sus that you're eating cereal in the afternoon
guy 2: what
scenario 2:
guy 1: I have autism and make tiktok videos of me happy stimming I'm so quirky lol
guy 2: kinda sus that you're treating a disorder you're claiming to have so lightly
by Kriwaii December 1, 2021

Cyan: I saw blue kill orange and vent
blue: I don't know . . . cyan seems kinda sus right now
cyan was not the imposter
1 imposter remains
blue: I don't know . . . cyan seems kinda sus right now
cyan was not the imposter
1 imposter remains
by ass_slapper September 27, 2020

The abbreviation for the term "suspicious". Popularized by the multiplayer game Among Us, it is used to describe someone or something looking skeptical.
"Hey Green. Don't you think Red is acting a bit sus lately?"
"What makes you say that?"
"I saw him go through the vent near the security system."
"What makes you say that?"
"I saw him go through the vent near the security system."
by monstaudios October 10, 2020

by FISHYNUTPOLE September 30, 2020

You searched this in.......THAT IS VERY SUS
by WEAR MASKS!! January 8, 2021

by BBgamerlol June 19, 2022
