# shape up or ship out

> English word · Verb

## Definitions
1. To either improve one's behavior or else be required to leave; to either improve one's performance in an activity or else withdraw from that activity completely.

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