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A quite alarming head, with its smartness intact in its brain.
Hey you, you're a smart head. Shit! I hope your tits are intact. Popeye!
by Les Artichokes Nuaves Androidi February 13, 2009
(n) Used to refer to a person possessing great intellectual capacity. Often abbreviated x-d:-). Opposite of stupidhead.
Maureen, you're a smarthead! And you're hot!
by Ballface September 02, 2004