# sheepdog

> English word · Noun · frequency rank #56,431

## Definitions
1. Any of various breeds of dog used for herding sheep; an individual of such a breed.
2. Any of various breeds of dog used for guarding sheep; an individual of such a breed.
3. A chaperon; an adult who accompanies other people in a supervisory role.
4. A police officer.

## Etymology
From sheep + dog.

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