Reference meaning
knee slapper
Last updated
A joke, especially one which strikes the listener or reader as particularly humorous.
Other meanings
2. noun
Alternative form of knee-slapper.
Source and scope
This definition is reproduced from English Wiktionary, sense en-knee-slapper-en-noun-n1rZS896, under the CC BY-SA 4.0. It has not yet received VocabularyBase editorial review. Read the source and license details.