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Definition of spoilsport

spoilsport

/ˈspɔɪlˌspɔːrt/
spoil · sport
Plural:spoilsports
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spoilsport Lexical Profile

spoilsport Game Scores & Validity

• noun

1

A person who behaves in a way that ruins the pleasure or fun of others, especially by refusing to join in or by complaining.

Example

"Don't be such a spoilsport—come out on the dance floor and celebrate with the rest of us."

Synonyms
View all synonyms for spoilsport
Antonyms
View all antonyms for spoilsport

• Nearby Words

spoiler
spoilery
spoils
spoilsport
spokane
spokane river
spoke

Word Origin & Etymology

Formed in the early 19th century as a compound of the verb 'spoil' (to ruin) and the noun 'sport' (in its older sense of pastime, amusement, or fun).

Cite this Entry

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