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.
Bitch: OMG I'm soooo fuckkkin drunk...I wanna suck your fuckkkin dick...haha
Me: Ight bitch. Lick the From-Under Cheese off while you're at it.
Joe was beating off for 2 straight hours and had a load of From-Under Cheese under there.
Eminem (Crack a Bottle): Kiss my butt, lick From-Under Cheese from under my nuts.
An absolutely foolproof way to keep minors from viewing content deemed "too mature" for them to watch.
Billy: "So I was trying to watch some videos for an M rated game, and I ran into an age gate, so I put in my real birthday. SOMEHOW it managed to figure out that I am 12. CURSE YOU AGE GATE!!!"
Bill: "Fucking age gate! *quick scroll* THERE! I was born on January 1, 1904. Fuck you age gate."
A)
The Crud that collects under the keys in a keyboard. Usually more severe in the keyboards of programmers and webmasters as they tend to spend a lot of time at the the computer and thus eat at their desk. Mainly affecting IBM Model M (clicly) style boards.
B)
Can also be used to gross out Non-Techie people
A)
Bill: want to go to the club?
Bob: No, I've got to clean out my board chow, keys are starting to stick.
B)
Bill: Want to go out to get a bite?
Bob: No, i am just going to have some of my board chow/
Bill: Whats' that?
Bob: The food scraps that collect in my keyboard; Want some?
Bill: *GAG* *HURL* *GAG*