a knee-slapper

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A hilarious joke, especially one that evokes loud and prolonged laughter. My uncle told me a real knee-slapper the other day! Do you want to hear it?

Name	Pronounced	Usage
Tormod	-	Norwegian
Dana (4)	-	Persian, Arabic
Chauncey	['tʃɔ:nsi]
Boston	['bɔstən]
Amir (1)	-	Arabic, Persian, Urdu, Malay, Indonesian
ŠTĚPÁN	-	Czech