# big baby

> English word · Noun · IPA /bɪɡ ˈbeɪbi/

## Definitions
1. An adult or youth prone to immature behavior associated with babies, such as tantrums or pouting.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/word/big-baby