the type of affection passsed onto you from someone of the opposite sex who is either mentally insane, just plain weird, ugle or any combonation of the three.
person 1 " dude lidnsey was alll over me today"
person 2 " sounds like some unwanted affection...."
person 1 "uh yeah, shes missing three teeth and talks to herself"
by WWWYKI Octopus November 2, 2011
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