Top Definition
a live-in sex partner with whom you literally "milk" the relationship for its great sex, without the intent of ever having a serious relationship. Very popular among today's youth.
Anne was my significant udder for three years until Debbie came around. After 6 months, I proposed to Debbie, and she became my significant other shortly thereafter.
by weave September 20, 2003
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.