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Definition of decider

decider

/dɪˈsaɪ.dɚ/
de · cid · er
Plural:deciders
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decider Lexical Profile

decider Game Scores & Validity

• noun

1

A person or group with the authority to make a final choice or judgment.

Example

"As the chief executive, she is the ultimate decider on all major budget allocations."

2

British A final contest, game, or round played to settle a tie and determine the overall winner of a series or competition.

Example

"With the series tied at two games apiece, Sunday's match will be the decider."

3

A crucial factor, event, or consideration that settles an issue or determines an outcome.

Example

"For many homebuyers, the quality of the local school district is the main decider."

Synonyms
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Antonyms
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• Rhymes for decider

• Nearby Words

decide
decided
decidedly
decider
deciduous
deciliter
decimal

Cite this Entry

Wordmom. (2026). Definition of Decider. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/decider
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