Top Definition
When you play the bass guitar so much that your strumming forearm actually gets bigger than the other. Sometimes confused with Muscular Forearm Syndrome. Sometimes cause by both.

I.E: "Dude, your arm is huge! You need to lay off that masturbating!"

"No man, I play bass, i have Bassist Arm..."

"Oh, that's what you call it... perv."

I.E: "Dude, your arm is huge! You need to lay off that masturbating!"

"No man, I play bass, i have Bassist Arm..."

"Oh, that's what you call it... perv."
#masturbation #muscle forearm syndrome #bass #bassist #arm
by benashyton January 12, 2009
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