# half the battle

> English word · Phrase

## Definitions
1. A large part of what it takes to accomplish something.

## Etymology
A figure of speech that goes back centuries. Although the collocation knowing is half the battle long predates the G.I. Joe cartoon series, its pop-culture ubiquity in the 21st century is explained by that popularization.

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