The cheesy residue that accumulates underneath the foreskin of an uncircumcized man's penis.

Noun: a friend who is usually only called upon by a friend when a more primary/prominent friend is unavailable.

Taken from the term “second string” in an athletic competition situation. In football, if the star quarterback gets injured during a play, the second string is called off the bench to replace him/her. A “Second String Friend” is essentially benched until needed, if ever.

Synonyms: Plan B, Second Choice, Secondary Friend, Benched Until Needed

Smegma. The foul smelling and tasting substance found under the foreskin of a man's penis. Is usually composed of dead skin and other body secretions.

Processed meat which has a large percentage of offal, cartilage and other 'waste' parts of butchered animals in it.

The stuff that get stuck under your foreskin after masturbating or having sex.

David: brb gonna take a shower to get rid of some headcheese.

The residual ejaculate gathered under the foreskin of the penis before the guy has a chance to shower or clean it away or residual ejaculate left behind by a man whose hygeine habits aren't good, maybe hours or days old.

Short lived World Wrestling Federation Tag Team consisting of Al Snow (who carried the Head) and Steve Blackman (Who refused to carry the cheese)