# in-joke

> English word · Noun · IPA /ˈɪnˌd͡ʒəʊk/

## Definitions
1. Synonym of inside joke (“a joke that is understood or meant to be understood only by certain people who are aware of the details”).

## Etymology
From in (“having familiarity or involvement with somebody”, adjective) + joke.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/in-joke