on suss

on suss

old-fashioned slang On suspicion (of being guilty of something). Primarily heard in UK. We picked up three youths on suss of robbing a local newsagent.
See also: on, suss
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

on suss

on suspicion of having committed a crime. British informal
Suss is an abbreviation of suspicion , earlier and more correctly spelled sus . Until its abolition in 1981 , a law nicknamed the sus law allowed the police to arrest a person on the suspicion that they were likely to commit a crime.
See also: on, suss
Farlex Partner Idioms Dictionary © Farlex 2017
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References in periodicals archive ?
In a similar vein, another unidentified guest, seeing a beautiful young woman on Suss's arm, remarks: