# Big Muddy

> English word · Proper noun

## Definitions
1. Nickname for the Mississippi: a river in the United States.
2. Nickname for the Missouri: a river in the United States.

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