What is Shelf Tities?
1.
Natural breasts that are so huge and horizontal in orientation that they could in theory be used as a shelf of sorts. Shelf
Guy 1: Hey man, look at that fat woman over there.
Guy 2: Holy Crap! those are some massive shelf tities!
Guy 1: Yea man, I bet you could set your drink up there and it wouldnt fall off.
See