undecided

adjective

un·​de·​cid·​ed ˌən-di-ˈsī-dəd How to pronounce undecided (audio)
Synonyms of undecidednext
1
: not having made a decision
undecided voters
… jurors announced they had reached verdicts on some counts, but remained undecided on some of the most serious charges.—David A. Kaplan
2
: not having an answer or result : not yet determined or settled
an undecided question/issue

Synonyms of undecided

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Examples of undecided in a Sentence

a number of undecided matters still before the committee voters still seem to be undecided about that candidate's fitness for the office of president
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Breaking it down further, independents are breaking for Talarico by a 21-point margin — 51% to 31% — with 14% undecided. — Mateo Rosiles, USA Today, 27 Aug. 2026 Although the association’s alert calls for urgency legislation, Lennox said the proposal’s final vehicle remains undecided. — Chaewon Chung updated August 26, Sacbee.com, 26 Aug. 2026 And the latest poll, conducted by the Institute of Governmental Studies at UC Berkeley, found 48% of likely voters support it, 41% oppose it and 11% are undecided. — Dan Walters, Mercury News, 25 Aug. 2026 The episode comes as Netanyahu faces a difficult reelection campaign, with roughly 20% of voters remaining undecided, many of whom are disillusioned Likud voters, according to pollsters and researchers cited by Reuters. — Deborah Danan, Sun Sentinel, 25 Aug. 2026 See All Example Sentences for undecided

Word History

First Known Use

1540, in the meaning defined at sense 2

Time Traveler
The first known use of undecided was in 1540

Rhymes for undecided

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Browse Nearby Words

undecidable
undecided
undecillion
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Cite this Entry

“Undecided.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undecided. Accessed 1 Sep. 2026.

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Kids Definition

undecided

adjective
un·​de·​cid·​ed
ˌən-di-ˈsīd-əd
1
: not yet decided : not settled
the question is still undecided
2
: not having decided : uncertain what to do
still undecided about it
undecidedly adverb
Last Updated: - Updated example sentences
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