Sudden freeze of all mental functions due to a simultaneous massive overload of sensory inputs (hotties, chocolate, sunsets, doofiswads) and internal stimulation (lust, chocorgasm, rage).
Synonyms are senior moment, brain cramp, brain freeze, brain fart
Guy 1: Dude, she was totally waving you in and you just stood there like a super doofiswad, wtf?
Guy 2: I know, dude. I was having a total microsoft moment.
Chick 1: Omigod, he gave you a can of salted nuts for Christmas? Wtf? I hope you kicked him in the nads.
Chick 2: Couldn't. Got lost in a microsoft moment. Probably gonna just punch in his face tomorrow, though.
Chick 1: Awesomeness.
An overwhelming feeling of despair, rage, agony and/or defeat that is brought on by problems with Microsoft products.
The bastard cousin of a Kodak Moment.
A: "Dude, are you allright? You look terrible"
B: "Microsoft Moment..."
A: "Blue screen of death?"
B: "... and then some..."