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[nin-ee] /ˈnɪn i/
noun, plural ninnies.
a fool or simpleton.
1585-95; perhaps generic use of pet form of Innocent proper name; see -y2
Related forms
ninnyish, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for ninny
  • But she is such a sweetly smiling fraud, such an artlessly helpless ninny, that one feels virtually nothing for her.
  • All this from someone who isn't a ninny in any other way.
British Dictionary definitions for ninny


noun (pl) -nies
a dull-witted person
Derived Forms
ninnyish, adjective
Word Origin
C16: perhaps from an innocent simpleton
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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Word Origin and History for ninny

"simpleton, fool," 1590s, perhaps a misdivision of an innocent (see N for other examples), or from the pet form of the proper name Innocent, with sense influenced by the name's literal meaning. There may be some influence in the word of Italian ninno "baby, child."

Online Etymology Dictionary, © 2010 Douglas Harper
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Slang definitions & phrases for ninny



A fool or stupid person (1676+)

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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