The triangle formed between the vulva and closed thighs of a standing woman who is neither too thick nor too thin. Perfection in what is known as a "girlgap" or just "gap", a thiangle cannot be achieved by skinny-legged girls because their gap goes all the way down to the knees. It cannot be achieved by thick-thighed girls because when they close their legs there is no space at all.
Rocco stuck his dick through Sasha's thiangle, forming a thighpussy, or vathighna.
n., a used car gifted to a college student but that formerly belonged to a formerly living relative. Easily recognizable by its vast size and American make. Originated at the University of Virginia in the 90's. Also known as "dead relative", "dead grandpa", or "dead uncle".