noun
- a mamma or mammary gland, especially when baggy and with more than one teat, as in cows.
noun
- the large baglike mammary gland of cows, sheep, etc, having two or more teats
n.Old English udder “milk gland of a cow, goat, etc.,” from Proto-Germanic *udr- (cf. Old Frisian and Middle Dutch uder, Old High German utar, German Euter, and, with unexplained change of consonant, Old Norse jugr), from PIE *udhr- (cf. Sanskrit udhar, Greek outhar, Latin uber “udder”).
- A bag-shaped part of a cow and the females of other ruminants in which milk is formed and stored and from which it is taken in suckling or milking.