tightass.
Someone who does not know how to have fun, or who is so worried about insignificant things as to ruin any fun that anyone around them may be having.
Meaning & usage
Someone who does not know how to have fun, or who is so worried about insignificant things as to ruin any fun that anyone around them may be having.
Someone who is stingy, or who is tight with money.
Where this word comes from
Back-formation from tight-assed; equivalent to tight + ass.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.