1) A piano-like instrument, commonly found in churches.
2) A mass of tissue, (No, not Puffs, you dumbass.) bunched together and whatnot. Didn't you pay attention in Life Science?
3) Slang term for a guy's manhood.
...no examples for 1 and 2, but:
"It's nice to have roses on your piano,
but nicer to have tulips on your organ."
Ch00bs are FAR worse than n00bs, and when you spot one, you are to immediately snipe it, point-blank, on site.
Random Kagome Clone: Omg u all lets RP!?!!?!!11!!!!!
Leiko (That would be moi...): ...
DigitalKid2009: omg u all r fags rollplaing id gay just lyk ur mom hu i f**ked last nyt.
Leiko: Why the fuck am I in here, all these goddamn ch00bs...