From Longman Dictionary of Contemporary Englishspunkspunk /spʌŋk/ noun [uncountable] informal 1 especially American EnglishBRAVE courage She had a lot of spunk.2 British English not politeHBH semen
Examples from the Corpus
spunk• Erma's got a lot of spunk.Origin spunk (1700-1800) Probably from spunk “spark” ((16-19 centuries)), from Scottish Gaelic spong “sponge, material for lighting fires”, from Latin spongia; → SPONGE1