in-joke

[ in-johk ]
/ ˈɪnˌdʒoʊk /

noun

a joke that can be understood or appreciated only by the members of a limited group of people.

Origin of in-joke

First recorded in 1960–65

Words nearby in-joke

in-flight, in-goal, in-group, in-home, in-house, in-joke, in-kind, in-law, in-lb, in-line, in-line skate