sus

In real, traceable use. Part of the curated seed collection; community review is coming.

Meaning · English

Short term for suspect/suspicious. Popularized in 2018 by players of the online video game Among Us and received mainstream usage with the game's explosion in popularity in mid-2020 amidst the COVID-19 pandemic. According to Merriam-Webster, the term has been in use among English speakers since at least the 1960s.

Register: informalEra: 2020s

Where it’s used: Used American English • Gen Z / internet register
Sources & notes

Adapted from Wikipedia “Glossary of 2020s slang” (CC BY-SA 4.0, retrieved 2026-07-30). US Gen Z / internet usage.

Common questions

What does “sus” mean?

Short term for suspect/suspicious. Popularized in 2018 by players of the online video game Among Us and received mainstream usage with the game's explosion in popularity in mid-2020 amidst the COVID-19 pandemic. According to Merriam-Webster, the term has been in use among English speakers since at least the 1960s.

Is “sus” formal or informal?

sus is generally informal.