# udder

> English word · Noun · IPA /ˈʌdə/ · frequency rank #67,917

## Definitions
1. An organ formed of the mammary glands of female quadruped mammals, particularly ruminants such as cattle, goats, sheep and deer.
2. A woman's breast.

## Etymology
From Middle English udder, uddyr (also as uther, iddyr), from Old English ūder (“udder; breast”), from Proto-Germanic *ūdarą, from Proto-Indo-European *h₁ówHdʰr̥ (“udder”).
Cognate with Saterland Frisian Jadder (“udder”), Dutch uier (“udder”), German Euter (“udder”), Swedish juver (“udder”), Icelandic júgur (“udder”), Vedic Sanskrit ऊधर् (ū́dhar), Ancient Greek οὖθαρ (oûthar), Latin ūber.

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