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

The final makeup of the council is still undecided, according to the people familiar with the matter. — Bloomberg, Fortune, 7 Aug. 2026

As Crowley sprinted across the state to capture undecided voters, Hong was batting down controversies. — ABC News, 6 Aug. 2026

Whether El-Sayed can effectively sell his message to undecided voters against Rogers now becomes a key question of the general election, said Corwin Smidt, a politics professor at Michigan State University. — Christopher Buchanan, Los Angeles Times, 5 Aug. 2026

By party, the poll showed that virtually all Democrats (97%) intend to vote for Talarico, with 1% intending to vote for Paxton and 2% undecided. — Mateo Rosiles, USA Today, 4 Aug. 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