Cheese scraped 'from under' one's scrotum.

Got the covid-19 vaccine

not taking a shower leads to conjunctive build up of sweat,dirt,and lint.....creating a small film of funk under a males scrotum

A reference to the 'cheese' that comes from the area around a mans penis.

This is the term used to describe dried-up, crusty, and usually week-old semen that has been resting on a man's penis or scrotum for an extended period of time. From-Under Cheese comes from sloppy masturbation most of the time, but can also be a result of complete uncleanliness.

Due to bad personal hygene,it is a cheese-like substance that developes under your nuts

Smegma; a white, cheesy sebacceous secretion from under the foreskin. This tends to be very foul smelling stuff. It can also accumulate under the skin covering the clitoris. Be sure to bathe every day so when your lover goes down on you they do not shudder in horror at the rank stankiness on their tongue. Usually fromunder cheese on males only occur in the uncircumcised. But don't cut it, just wash it!