variants or less commonly suss
slang
: suspicious, suspect
… things became a bit sus when there was a dubious fire on the premises …Shannen Findlay
Last week, American Airlines took its turn, canceling over 1,600 flights. Weather was dutifully blamed again, along with staffing shortages. But the latter excuse is, as the kids say, pretty sus. Airlines that accepted federal pandemic relief money (and they all did) were barred from laying off workers.Amy Roberts
I used to think that at-home hair colors and dyes were kind of sus, and that there was absolutely no way you could get salon-level color from a box.Ama Kwarteng
… she has not questioned how De Bruijn was able to swim that fast, at least not publicly. Others have. "Pretty suss" is the way [Australia's Susie O'Neill] described it …Jack McCallum

Examples of sus in a Sentence

Recent Examples on the Web Some moments were sus but amusing, while others left viewers feeling not only uneasy at the misinformation, but also completely lied to. Natalie Morin, refinery29.com, 13 Aug. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'sus.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

short for suspect entry 1 or suspicious

First Known Use

1955, in the meaning defined above

Time Traveler
The first known use of sus was in 1955

Dictionary Entries Near sus

Cite this Entry

“Sus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sus. Accessed 3 Dec. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!