sus
INFORMAL
adjective
1.
giving the impression that something is questionable or dishonest; suspicious.
“it’s a little sus that he seems to know exactly how to play this game”
2.
HISTORICAL•BRITISH
relating to or denoting a law under which a person could be arrested on suspicion of having committed an offence.
“the sus law”
nounBRITISH
suspicion of having committed a crime.
“he was picked up on sus”