# fight off

> English word · Verb

## Definitions
1. To succeed in defeating a challenge, or an attack.
2. To resist, particularly an infection or an emotion.
3. To fight (someone) aggressively.

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