# grown-ass

> English word · Adjective

## Definitions
1. grown-up; adult; often used in reproach of an adult's immaturity, or, conversely, in assertion of maturity.

## Etymology
From grown + -ass.

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