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The act of bigging oneself up unnecessarily through a gaming headset and not being unwilling to do so in person. Squeaking loudly through said device.
I was on the PS3 last night and everyone was giving it MrMouse at me.
by Cybermanc9 October 14, 2010
A loud mouth, obnoxious, irritating southerner who talks crap and just can't help themselves.
Did you here MrMouse talking crap, what a dick!
by Ps3 gamer January 12, 2011
A cute word for penis. Cause he is always trying to get in hole in something.
Girl 1" So how did last night go? "
Girl 2 " Mr. Mouse was in the house."
by Grigg&Kerry February 12, 2014