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

In a three-way matchup, Paxton gets 32% of the vote while Hunt and Cornyn each pick up 22%, with 24% undecided, according to new polling from Public Policy Polling commissioned by the Democratic Senate Majority PAC. —Burgess Everett, semafor.com, 3 Dec. 2025

Antonio Rudiger, 32, and David Alaba, 33, are out of contract in June, with the former’s future still undecided and the latter expected to bid farewell to the Bernabeu. —Chris Weatherspoon, New York Times, 2 Dec. 2025

Van Epps is supported by 48 percent of voters, compared to 46 percent for Behn, with 2 percent backing third‑party candidates and 5 percent undecided. —Hannah Parry, MSNBC Newsweek, 2 Dec. 2025

Four states were undecided, tying among several Thanksgiving sides, according to Campbell's. —Jenna Prestininzi, Freep.com, 26 Nov. 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