An orgasmic sensation created by watching videos, concert performances, fan videos, or thinking sexually about Michael Jackson. During a mikegasm, one usually feels horny and lustful; and has an increased desire to have sex with said person.
Oh, my God; everytime I watch Dirty Diana, I get a freakin' mikegasm when he rips his shirt off! Damn!
by ILuvVocab November 10, 2009
Saying the word "yay" repeatedly (sometimes to the point of annoyment) especially when you are over-excited and hyper.
by ILuvVocab January 11, 2010
by ILuvVocab November 10, 2009