"Guitar Knock(ed)-Out"

Used to describe any action or event that leads to the overuse of a guitar, resulting in soreness in the arms/fingers and mental/physical incapacitation.
When he got his new amp, he got G.K.O.'ed because he practiced too much.

I needed to learn so many new songs for my debut, I was G.K.O.'ed.

by Guit' Muasta March 16, 2008
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