Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun in-joke

1 sense of in-joke

Sense 1
in-joke -- (a joke that is appreciated only by members of some particular group of people)
       => joke, gag, laugh, jest, jape -- (a humorous anecdote or remark intended to provoke laughter; "he told a very funny joke"; "he knows a million gags"; "thanks for the laugh"; "he laughed unpleasantly at his own jest"; "even a schoolboy's jape is supposed to have some ascertainable point")