from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Slang A small or worthless amount.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. nothing; nothing whatsoever.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a small worthless amount


Alteration of diddlyshit (influenced by doodly-squat) : diddly (probably from diddle2) + shit, added as an intensive (from shit).
(American Heritage® Dictionary of the English Language, Fourth Edition)
The Random House Historical Dictionary of American Slang suggests that this is a derivation of doodly-squat from 1934. (Wiktionary)



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  • A particularly frivolous exercise technique.

    December 11, 2008