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See more synonyms for indecisive on Thesaurus.com
  1. characterized by indecision, as persons; irresolute; undecided.
  2. not decisive or conclusive: a severe but indecisive battle.
  3. lacking definition; vague or indistinct: the indecisive outline of the distant hills.
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Origin of indecisive

First recorded in 1720–30; in-3 + decisive
Related formsin·de·ci·sive·ly, adverbin·de·ci·sive·ness, noun


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1. vacillating, hesitant, wavering.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for indecisive

Contemporary Examples

Historical Examples

  • Better that he had been still silent, than speak that dubious, indecisive "Y—es."

    The Channings

    Mrs. Henry Wood

  • If the push in the West is indecisive then our push is only to be postponed.

  • With the sinking of the sun ceased the bloody, prolonged, and indecisive struggle.

    The Long Roll

    Mary Johnston

  • The battle was indecisive, but in its military effect it was a success for the North.

  • Accordingly the battle had an irregular and indecisive character.

    The Life of Napoleon Bonaparte

    William Milligan Sloane

British Dictionary definitions for indecisive


  1. (of a person) vacillating; irresolute
  2. not decisive or conclusive
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Derived Formsindecision or indecisiveness, nounindecisively, adverb
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 indecisive


1726, from in- (1) "not, opposite of" + decisive. Related: Indecisively; indecisiveness.

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Online Etymology Dictionary, © 2010 Douglas Harper