Jello like build up found in urinal pipes that smells horrendous. May also take the form of slime and cottage cheese. Caused by thick yellow piss due to lack of hydration.

A white crusty substanace that forms all on and around the penis when a man hasn't washed it after sex or at all in a long time

bacterial growth under an uncircumsised penis which isn't cleaned regularly, it looks like little pieces of cottage cheese under the foreskin, and it stinks.

also known as smegma

a.k.a. smegma. forms under the foreskin of an uncircumcised penis when it has not been cleaned regularly. It is essentially dead/molting skin resulting from the foreskin keeping the glans penis moist.

When a person (usually a man) procrastinates the duty of cleaning his penis and white goo forms on the head. Usually disgusting, although some females find it attractive. (And tasty)

Also, French people occasionally add it as a spread on a fresh baguette and treat it as a delicacy. Apparently it tastes sort of tangy, with a smell mixed with semen and original chap stick.

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

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.

A term to use when douche bag, asshole, jackass, sonuvabitch, or any other frequently used term of dislike just isn't enough.