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1.
Cockasians Incorporated is a company owned and run exclusively by UMBC Scrats. The only real income that this company generates is from selling other peoples' property on Ebay for outrageous deals.

Cockasians Incorporated has been recognized by the NYSE (New York Stock Exchange) and goes by the ticker symbol 'cock'.
"Invest in some cold refreshing Cock Stock."

"Cock is rising! Buy cock, damnit!"

"That chap over there is getting cock! He must know something we don't. Quick, everyone get cock! Don't stop until you have cock coming out your ears!"
by Ultimastrike December 11, 2004
 
2.
Alternate meaning for semen or sperm.
Jim and Jenny wanted to have a baby so Jim went to the doctor to check on his cock stock levels.
by CoolCalm October 27, 2011
 
3.
the act of leading on muliple males in order to build up a dating "safety net."
Celestine has been cockstocking all of those guys because she's worried she won't get Mateo.

Friend 1: Becky is totally cockstocking you! She really wants Hamilton!

Ben: It's cool. I'm bisexual so my dating pool is still very large.
by AddHamilton December 19, 2011
 
4.
The relative value of one's sexual perception by one's peers. Cock stock can be increased or decreased by the quality of ass attained by the holder of said stock. Cock stock can not be traded or sold on any legal stock markets. However, it can be manipulated using various schemes such as the pump and dump, whereby the holder increases his value by spreading false rumors of its potency.
Johnny banged a supermodel last night at the Victoria's secret Christmas party! His cock stock is through the roof!
by Henzlee January 20, 2014
 
5.
Like stock art, a picture of a penis, vagina, breast, anus, etc. found online that is used by someone else as their own, usually in the context of a personal ad or cybersex.
Susie was really looking forward to meeting Bobby in person. But when they got back to his place and got their clothes off it was obvious that he had used cock stock. His penis was definitely not that big.
by Sandra C. August 17, 2008