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See more synonyms for giddy on Thesaurus.com
adjective, gid·di·er, gid·di·est.
  1. affected with vertigo; dizzy.
  2. attended with or causing dizziness: a giddy climb.
  3. frivolous and lighthearted; impulsive; flighty: a giddy young person.
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verb (used with or without object), gid·died, gid·dy·ing.
  1. to make or become giddy.
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Origin of giddy

before 1000; Middle English gidy, Old English gidig mad (as variant of *gydig), derivative of god God, presumably orig. “possessed by a divine being”
Related formsgid·di·ly, adverbgid·di·ness, nounun·gid·dy, adjective


See more synonyms for giddy on Thesaurus.com
1. lightheaded, vertiginous. 3. unstable, volatile, fickle, inconstant, vacillating.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for giddy

Contemporary Examples

Historical Examples

  • He who gives his mind to politics, sails on a stormy sea, with a giddy pilot.


    Lydia Maria Child

  • This boasted power of intellect—this giddy triumph of beauty—what do they do for you?


    Lydia Maria Child

  • But I could not speak; I could only gape, choking and giddy.

  • She seemed born, not only to captivate the giddy, but to turn the heads of the sage.

  • How sad that the word "giddy" is used to imply wantonness or levity!

    Alarms and Discursions

    G. K. Chesterton

British Dictionary definitions for giddy


adjective -dier or -diest
  1. affected with a reeling sensation and feeling as if about to fall; dizzy
  2. causing or tending to cause vertigo
  3. impulsive; scatterbrained
  4. my giddy aunt an exclamation of surprise
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verb -dies, -dying or -died
  1. to make or become giddy
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Derived Formsgiddily, adverbgiddiness, noun

Word Origin

Old English gydig mad, frenzied, possessed by God; related to God
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 giddy


Old English gidig, variant of gydig "insane, mad, stupid, possessed (by a spirit)," probably from Proto-Germanic *gud-iga-, from *gudam "god" + *-ig "possessed." Meaning "having a confused, swimming sensation" is from 1560s. Meaning "elated" is from 1540s. Related: Giddily; giddiness.

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Online Etymology Dictionary, © 2010 Douglas Harper