From Latin ūber, from Proto-Italic *ouðer, from Proto-Indo-European *h₁ówHdʰr̥ (“udder”). The change of the Latin consonant -b- to Romanian -g- is also witnessed in rug, neg, etc. In this case, it may also have been influenced by suge (“to suck”). The regional variant may have been influenced by mulge (“to milk”).
uger n (plural ugere)