KNEE-SLAPPER


Meaning of KNEE-SLAPPER in English

ˈ ̷ ̷ ˌ ̷ ̷  ̷ ̷ noun

Etymology: from the phrase slap one's knee (to express mirth)

: an extremely funny joke, line, or story

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.