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One who IMs you on purpose even though you're invisible online.
Past: (on IM)
X: Ya, I stay invisible online so that people I hate can't IM and I only IM who I want.
Y: Cool

Present: (on IM)
Y: Hey, you're there aren't u? LOL
X: YOU Invisible A-HOLE!!!
by Door2Door_DoorSalesman January 28, 2011