Well Endowed - Meaning that someone has been blessed with a perfect (or long) X. X can be anything from tits, penis or big balls.
Wow! I had another shower yesterday at the gym and Paul walked in butt naked. Man, it's a little depressing but that guy is well endowed!
Tom was well endowed with fully functional diphallia (two penes).
The polite way of commenting on the size of certain body features, usually applied to Breasts, Buttocks, and the Penis.
Instead of saying "Oh my god she has huge titties!!!!" you could say she is well endowed to be more polite.
Instead of saying "my bf is a real hung guy" you could say "My boyfriend is very well endowed."