2) A boy who is short and looks like a mushroom. Other characteristics include: claiming things as his idea when they weren't, failing to wash regularly, and idiocy. He is regarded as a bit of a gay person with no life and no friends.
A descriptive word used when someone/something is cool, annoying, interesting or aggravating. Has a variety of different applications you can really make it your own.
Tim: Did you see John’s pubes?
Stegosaurus McCluggers: Yeah it looks like he got fiberous mosgrove.
Tim: How’d he get that?
Stegosaurus McClugers: Must be from that new diet he’s on.