Definitions by GreatestEver.

Yee Poon 

1. A true legend who is chinese.

2. Slang for ''your vagina''

Dude 1: Hey, its Yee Poon over there!
Dude 2: Yeah man, havent seen her around in long time

Dude 1: Mannn, yee poon is amazzinggg

Yee Poon by GreatestEver. March 20, 2010