Definitions by Johhny Big Balls

stockpiling 

the act of not masturbating for a long period of time in order to build up a large amount of sperm to impress your girlfriend with when you first have sex

Dude, I've been stockpiling since i've been going out with Fiona, my balls are ready to burst.

stockpiling by Johhny Big Balls April 21, 2005