The crusty smelly shit on an unwashed dick

Stuff in your dick that you get when you don't wash it

If you have it then you may experience permanent virginity

Semen left to ferment for a while until it becomes a cheese-like substance.

Smegma
a white looking dirt that builds up around the foreskin of your penis when it is left unwashed

Dick cheese

1: Smegma, a combination of exfoliated (shed) epithelial cells, transudated skin oils, and moisture which occurs in both female and male mammalian genitalia, whether they be cut or uncut. Its intended purpose is to clean and lubricate the genitals. Usually refers to an excessive buildup of the substance on male genitalia, which, depending on partner preference, can either be very gross or very hot.

2: Richard Cheese, comedian and musician, head of Richard Cheese and Lounge Against the Machine, a cover and comedy act which makes lounge/swing jazz covers of popular rock, metal, rap and hip hop songs.

Usually a certain person that sits next to you in class and is super annoying and smells bad