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Synonyms

undecided

American  
[uhn-di-sahy-did] / ˌʌn dɪˈsaɪ dɪd /

adjective

  1. not decided or determined.

  2. not having one's mind firmly made up.

    Synonyms:
    irresolute, vacillating, indecisive

noun

  1. a person who is undecided.

    Are you still among the undecideds?

undecided British  
/ ˌʌndɪˈsaɪdɪd /

adjective

  1. not having made up one's mind

  2. (of an issue, problem, etc) not agreed or decided upon

"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

Other Word Forms

Etymology

Origin of undecided

First recorded in 1530–40; un- 1 + decided

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Undecided voters can be targeted precisely in many ways, with TikTok the most au courant example.

From New York Times • Mar. 8, 2024

Undecided, it asked the Justice Department to offer an opinion.

From Washington Post • Mar. 2, 2023

Undecided voter Dean Morton came in from Silver Lake wanting to hear policy ideas directly from the candidates.

From Seattle Times • Oct. 28, 2022

Undecided voters said the main reason for their indecision is a lack of information.

From Reuters • Jun. 9, 2022

Undecided on how to handle Cuba, John Kennedy flew to the Midwest on October 19 and gave a series of campaign speeches.

From "Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown" by Steve Sheinkin

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