When a woman's bra isn't very supportive and doesn't separate, squeezing the boobs together, thus forming the appearance of one large boob. This usually happens with sports bras.
When a larger chested woman wears a sports bra it is tremendously restricting. It is described as -- A large lump of two breasts squeezed together by the wearing of a sports bra. The end result is that the woman's breasts no longer have the "Lift and Separate" affect. Therefore causing the appearance of "One Boob".
an amorphous undelineated mass of tit, often caused by old age sagginess or bras that squish them together. in theory, it could be a single cycloptic tit.
A case of the rare condition called symmastia, in which a woman's two breasts literally grow together and join in the middle of the chest, so it looks like a single dumbell-shaped breast across the chest. It can be a congenital condition or a complication arising from breast augmentation surgery.
1. In art, a singular curve/line/lump of breast used to represent two boobs under clothing.
2. A single mass/breast where two should be, but not where two were originally (if you loose one boob, its not technically a uniboob). A uniboob is the presence of an original single boob.