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smart one is just a sarcastic way of saying someone is a dumn nut.
"most of my friends are smart ones"...or "man u r such a smart one"
by glonkabletotla June 09, 2009
Someone who thinks they know everything but knows nothing.A polite way of calling someone a smartass around proper people or company.
Johnny, you are such a smart one. Or ....Nice going smart one.
by swissmocha April 01, 2005
one who lives in their own universe
so smart it scares him,and everyone else.
by bill fry June 18, 2005