spoilsport spoilsmonger • spoils system · · · Info · Definitions · Synonyms · Characters · · spoilsport · · Text Latin · · Script 10 · · Length 2 · · Syllables Definitions · · · (noun) someone who spoils the pleasure of others. Synonyms: killjoy, wet blanket, party pooper. · · Noun Definition 1 Synonyms · · · killjoy · · Synonym 1 wet blanket · · Synonym 2 party pooper · · Synonym 3 Characters · · i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074