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

• open
• pending
• undetermined
• unresolved
• unsettled

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 poll from May had 17% of respondents listed as undecided. —Chris Sommerfeldt, New York Daily News, 18 June 2025

While Cuomo has the lead, an overview of the poll from Marist notes some voters’ support remains up for grabs for the top contenders, with 11 percent undecided in the first round and 11 percent not choosing Cuomo or Mamdani at any point on their ballot. —Jared Gans, The Hill, 18 June 2025

But 24% of Democrats remain undecided, the survey found. —Phillip M. Bailey, USA Today, 11 June 2025

Fortunately, the executive order left room for negotiation; price targets for the U.S. market remain undecided. —Steven Dudash, Forbes.com, 30 May 2025

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