Suspicious; giving off the feeling something isn't right. "He's acting sus" = something's off. Can target a person, a story, or a plan. Lives somewhere between vague paranoia and actual evidence — usually the vibe tells you before the facts do.
"He's been acting sus since his phone started blowing up at 2 AM."
No comments yet — say something.
sus means Suspicious; giving off the feeling something isn't right. It's mostly used on TikTok and short-form video. It's casual and generally safe with friends and online. It's standard online vocabulary; nothing inherently concerning about hearing it.
Slang is read by different audiences for very different reasons. The For parents view re-explains the term in plain, non-judgemental language so a caregiver can understand what their child means without needing the surrounding subculture. The For English learners view focuses on register (when it's safe to use), formal alternatives, and common mistakes — what a textbook won't teach you.
Add your own interpretation of "sus".
Head-to-head pages explaining the difference.
The words defining how Gen Z and TikTok talk right now — from rizz and aura to skibidi, delulu, and the ick. Updated as fast as the trends move.
See all Gen Z & TikTok slang on Slangora.
Browse all slang words starting with S.
"Sus" has gradations: slightly sus (something's off), lowkey sus (suspicious but you want to believe), mad sus (actively suspicious), bro sus (the homoerotic-misstep flavor used as gentle teasing).
"He memorized her coffee order on day one. Little sus, bro."
No comments yet — say something.
Pre-Among Us: "sus" was used as British slang for "suspicious" since the 1930s. Long history before the 2020 viral revival.
"Stopped and searched under the sus law."
No comments yet — say something.