full of sperm 

A sexual active guy who has sex with many different girls and usually they end up pregnant!

Maci : Hey did you see that Kelly, Keirsten, and Katie were all expecting!
Jamie : Yeah that would be a result of Chad He's full of sperm and never's hears the word no!
Maci : Oh shit me and Chad were together last night I hope I'm not pregnant too!
Jamie : Well he fucked me last week but luckly we were wearing rubbers!

full of sperm by JDawg 316 April 1, 2016