A person who is valley-girl esque in speech, yet extremely masculine and buff in physique.
Person 1: "Hey, dude. I want you to meet my girlfriend from Southern California."
Person 2: "Duudddeee. She's such a schmuckle. Does she lift weights?"
A name to call your friend who is incredibly intelligent and impressive academically, but has absolutely no common sense which leads to their demise.
Person 1: "Dude. he's so smart. how is he also so fucking dumb?"
Person 2: "He's just a demwise."