Definition of knee-slapper in US English:



North American
  • An uproariously funny joke.

    • ‘It's an MTV reality show that's more jaw dropper than knee-slapper.’
    • ‘While that might have been a knee-slapper in the mid-19th century, even adding obscenities wouldn't get it to Comedy Central today.’
    • ‘We had many scenes that were not knee-slappers, but in between takes he would have me laughing so hard that I could relax.’
    • ‘Though this could easily be the elaborate set up for one of your dad's dinner-table knee-slappers, this is the true-to-life plot of a theatrical venture called Oh No, A Condo!’
    • ‘There are plenty of smiles and quite a few knee-slappers.’
    funny story, jest, witticism, quip, pleasantry
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