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See more synonyms for itty-bitty on Thesaurus.com
adjective Informal.
  1. very small; tiny.
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Also it·sy-bit·sy [it-see-bit-see] /ˈɪt siˈbɪt si/.

Origin of itty-bitty

1890–95; rhyming compound based on little bit; cf. -sy, -y1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

small, mini, insignificant, slight, teeny, miniature, microscopic, minuscule, puny, little, toy, wee, petite, diminutive, pocket, midget, baby, model, mite, Lilliputian

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Contemporary Examples

British Dictionary definitions for itsy-bitsy


itty-bitty (ˈɪtɪˈbɪtɪ)

  1. informal very small; tiny
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Word Origin

C20: baby talk alteration of little bit
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 itsy-bitsy


"charmingly small," 1890, from itty and/or bitsy. Bitsy-itsy is recorded from 1875.

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Online Etymology Dictionary, © 2010 Douglas Harper