Breast Cleft Flap, or Breast Cleft - A flap of skin between the breasts of larger breasted women which forms a bridge between the two breasts. Generally, the larger the breasts, the more pronounced and wider the breast cleft flap. A pocket may form under the breast cleft above the sternum. It can an also be referred to as simply a Breast Cleft.
Having gained a lot of weight in her bosom during her pregnancy, Margorie noticed a breast cleft flap hand formed between the two huge globes of her cleavage