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1 definition by MAO High Guy

 
1.
In technology - the repetitive stress injury and pain of one's primary arm that occurs with using touch screen devices.

Editor: search "Slashdot Gorilla Arm" for verification.
"The problem is 'the tingling ache that comes from extending my right arm to manipulate that screen for hours, an affliction that has earned the nickname of gorilla arm."
by MAO High Guy January 06, 2013