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3 definitions by ILuvVocab

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 09, 2009
to keep on being a fan of and supporting Michael Jackson.
Alright, guys; I gotta go. Keep Michaeling!!!
by ILuvVocab November 09, 2009
Saying the word "yay" repeatedly (sometimes to the point of annoyment) especially when you are over-excited and hyper.
OMG! I got a Snuggie for Christmas! Yayayayayayayayay!
by ILuvVocab January 11, 2010