When you think someone is acting suspicious; typically used in Among Us when people think someone is the impostor.
CYAN(Me, not impostor): Hey, I just saw yellow kill purple and vent.
Cyan has voted. (1/3)
YELLOW(impostor): Nah, you lookin kinda sus.
Yellow has voted. (2/3)
Green: yea let’s kill cyan
Green has voted. (3/3)
Cyan was not The Impostor.
2 impostors remain.
Cyan(me, as ghost): FFFFUUUUUUUUUUUU
Cyan has voted. (1/3)
YELLOW(impostor): Nah, you lookin kinda sus.
Yellow has voted. (2/3)
Green: yea let’s kill cyan
Green has voted. (3/3)
Cyan was not The Impostor.
2 impostors remain.
Cyan(me, as ghost): FFFFUUUUUUUUUUUU
by RedUnderscore October 9, 2020
Get the Susmug. by downbadbroo April 20, 2021
Get the Susmug. by WordsAmiright October 19, 2020
Get the Susmug. "red sus"
by mpsWN slkn January 8, 2021
Get the Susmug. A shortened version of the word "suspicious" commonly used in video games like Among Us and other mystery games.
Black crewmate: I saw pink vent in electrical! (a specific area in Among Us)
Pink impostor: Idk man u seem kinda sus
Pink impostor: Idk man u seem kinda sus
by TheGuyWhoAteTooManyCheetos October 9, 2020
Get the Susmug. 
