undecided

adjective

un·​de·​cid·​ed ˌən-di-ˈsī-dəd 

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

• pending
• unsettled
• undetermined
• unresolved
• debatable

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

Proposition 41, which is pitched as a government transparency measure requiring auditor approval for new tax proposals but would nullify the billionaire tax, carried 51% of voters in the poll, against 44% no and 5% undecided. — Andrew Graham, Sacbee.com, 16 Sep. 2026

The other 2% were undecided or do not plan to vote on the race. — Seema Mehta, Los Angeles Times, 16 Sep. 2026

Charlotte is primed to revive the controversial Interstate 77 South toll lane project, but a couple of pivotal swing voters on the City Council remain undecided. — Charlotte Observer, 15 Sep. 2026

The letter from the SkyShowtime board emphasised that, with much still undecided, the service was continuing to operate as normal. — Alex Ritman, Variety, 14 Sep. 2026

Word History

First Known Use

1540, in the meaning defined at sense 2

Rhymes for undecided

• coincided
• subdivided
• undivided
• unprovided
• abided
• collided
• confided
• decided
• derided
• divided
• elided
• lopsided

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