• synonyms


verb (used with object)
  1. Chiefly British Slang. to investigate or figure out (usually followed by out).
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Origin of suss

First recorded in 1965–70; earlier, to suspect, a suspect, shortening of suspect
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for suss out


verb (tr) slang
  1. (often foll by out) to attempt to work out (a situation, person's character, etc), esp using one's intuition
  2. Also: sus to become aware of; suspect (esp in the phrase suss it)
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  1. sharpness of mind; social astuteness
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See also sus laws

Word Origin for suss

C20: shortened from suspect
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for suss out



"to figure out, investigate and discover," 1966, earlier "to suspect" (1953, police jargon), a slang shortening of suspect (v.).

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Online Etymology Dictionary, © 2010 Douglas Harper