Where Does the Phrase Sussed out Come from?

It seems to have originated in the sort of British noir slang sus, short for “suspect” (both the noun and verb). The OED cites D. Webb's 1953 novel Crime Is My Business: “He turned to Hodge and said, 'Who's sussed for this job?'

What does it mean to be sussed out?

1 : to find or discover (something) by thinking They had to suss out whether he was telling the truth. ... I think I've got him sussed out.

Where did the expression suss out come from?

The expression “suss out” originated in Britain in the 1960s, according to A Dictionary of Slang and Unconventional English, by Eric Partridge.

James H. Sterling

James H. Sterling

Environmental Science & Climate Journalist

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.