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[did-lee-skwot] /ˈdɪd liˌskwɒt/
noun, Slang.
probably euphemistic variant of diddlyshit Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for diddly-squat
  • The breakthroughs get a lot of attention, but attention means diddly-squat in the bigger picture.
  • It's because the university tests that have shown diddly-squat.
British Dictionary definitions for diddly-squat


(US & Canadian, informal) (usually used with a negative) anything: that doesn't mean diddly-squat
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
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Slang definitions & phrases for diddly-squat



Trivial; insignificant: Tennis was a diddly sport back then/ If you had a choice between IBM or a diddly-squirt upstart


Nothing at all; very little; zilch: Rock critics don't mean diddley/ I don't know a diddly damn about theater/ And Hannibal, he didn't do diddly-squat/ They take this very seriously. It isn't just ''diddley-eye'' to them (1960s+)

Related Terms

not give a damn, not know beans

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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