An unofficial medical condition, whereby the hand used to control the mouse on a PC becomes cold, yet the other hand of the user remains at normal temperature.
Many players experience mouse hand during a long gaming session online.
by Loop Goose July 21, 2005
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the act of masturbating while using the computer.
i.e. your right hand is occupied, so you must navigate with your left.
bob: "hey man, are we going drinking tonight?"
bill: "naw man, i have a left hand mousing date with CSL0938 from adultfriendfinder."
by Trent Schoneweis August 18, 2007
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