# jump on

> English word · Verb

## Definitions
1. To board a vehicle.
2. To attack verbally, to criticise excessively.
3. To take immediate action regarding; to avail oneself of without delay.

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