Where does sus come from?

It’s a shortening of ‘suspicious’/‘suspect’ that’s existed for years, but it exploded into mainstream slang through the 2020 game Among Us, where players call each other ‘sus.’

No — it’s casual slang. It can be playful or genuinely wary depending on context.

Specimen 084 · Judicium suspectii · Field Notes

Sus

Q: What does sus mean?

Sus is short for ‘suspicious’ — it describes something or someone that seems off, shady or untrustworthy. ‘That’s sus’ means ‘that seems questionable.’

Sus is short for “suspicious” — it describes something or someone that seems off, shady or untrustworthy. “That’s kinda sus” means “that seems questionable.”

Where sus came from

“Sus” as a clip of “suspicious” (or “suspect”) has existed in slang for decades. Its explosive modern popularity came from the 2020 multiplayer game Among Us, where players accuse each other of being “sus” while hunting a hidden impostor. The game turned “sus” into everyday Gen Z vocabulary.

What it means and how it's used

You call something sus when it seems suspicious or doesn’t add up: “he’s acting sus,” “that link looks sus.” It ranges from lightly joking to genuinely wary, depending on tone.

Sources

Merriam-Webster / Dictionary.com slang coverage · Wikipedia, “Among Us” and “Glossary of 2020s slang.” Replace with live links at launch.