When your penis goes hard. Erect or erection.
Harry, I can tell you ahve been looking in those filthy mags again, Your dick is erect!
To rub your penis until you get much pleasure and you shoot sweet cum.
I had a good onld wank last night, The sheets were soaked in cum!
Smelly, White, Cheese-like substance that forms on your dick.
"After a few months Schmegma forms on his dick...I love to lick it"