A patch of chest hair that goes across the top from nipple to nipple and tapers off to a point in the middle.

the whale tail is the shape formed when a g-string rides up high over a womans trousers

the whale tail is the shape formed when a thong or g-string rides up high over a womans trousers

A fashion boom popularized by Britney Spears and Anna Korinkova incorporating hipster jeans and high riding thongs.

A thong/g-string riding up the back, usually while wearing low-rise jeans. Derived from a whale's tail sticking out of the water.

whale tail – the appearance of the top rear strap of a woman’s thong, v-string or g-string underwear above the waistline of her pants, shorts, or skirt whenever she sits, bends over or squats, though some low-rise clothing is now designed to display the whale tail at all times; so-called because the strap closely resembles a whale’s tail rising from the water.

when a girls underwear shows because her pants are too low therefore forming the shape of a whale tail on her behind

1. Thong or g string that can be seen riding up the back, god its beautiful.
2. Big Ass Spoiler put on imported cars that do jackshit to there fwd cars.