Top Definition
A medical term for natrual drastic enlargement of the breast. It could happen during puberty (virginal) or pregnancy (gestational)
(Virginal gigantomastia) A teenager going from an A cup to a DD cup in two weeks

(Gestational gigantomastia) A woman going from a C cup to a G cup
by Silver_Eagle May 01, 2010

Free Daily Email

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

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×