Rock Neck 

A sore or stiff neck resulting from headbanging.

"How was the show last night"

"It was awesome, but I've got one helluva case of rock neck today"

Rock Neck by Chronic Bafflement Disorders August 10, 2009

rock neck 

When you rock out too hard and headbanging takes a toll the next morning and you can't move your head.

Damn, headbanging to Metallica really gave me rock neck.

rock neck by babtothebone June 13, 2011

rock neck syndrome 

when you've been epicly head banging to spermtastic music and your neck seizes up, and then falls clean off!!!

Jim-Bob: "wooaahh, AC/DC rock my world man!! hang on, epic bit coming up, gna head bang this shit mofo!"

Sebastian aka john (wtf?): "yhh man, thunderstruck solo is so aweso....OHHH MYYY GAWWD, ARGH HE HAD "ROCK NECK SYNDROME"!!! COME BACK TO ME JIM-BOB, HOW WILL I LIVE WITHOUT YOUR GARGANTUANT NOSE?"

rock neck syndrome by Dr. Bougar December 1, 2010