swinging your head up and down as hard as you can as if to almost rip it of, while listening to heavy metal music
Yeaaaaaaaaaaaaaaaaaaaa i was headbanging to some metallica, and i got whiplash, it was so fucking hardcore
by GIANT(in my pants?) May 28, 2008
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1.) To vigorously nod your head up and down.

2.) To quickly roll your head around to make your long greasy hair swirl about you.

3.) A type of body movement which can cause permanent brain damage.
by Sarah November 16, 2003
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To violently shake one's head to music. Headbanging is often accompanied by air guitar.
by darth ivory April 8, 2007
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A HeadBanger is a person who is a fan of alternative/heavy metal/death wave/indie etc. When listening to such music their head moves up, and down to mimic the beat.

Usually wants to be a non-conformist; Not following the "herd".
Wow, that headbanger sure looks different.
by DumbDung April 19, 2006
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Headbanger- One who bangs the head in a rockhardy, or cool, fashion while listening to rock music.
Me: Alrite, were headbanging to the next song!
Other: yay
by max March 12, 2005
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The act of ramming your fist as fast and hard as possible into your opponent's head to give them a stage 3 maligent tumor and perminent brain damage.
Paul: dare me to headbang that retarded fuck over there?
Me: definitely! He deserves it!
by Kanifykid666 February 26, 2019
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To thrust your head forward extremely fast then retract it back. Headbanging is often done at concerts like Skrillex or virtual riot tours. It can cause permanent brain damage and is done either by the performer the fans or both.
1. That song was sooooo great it made me headbang
2.HEADBANGER!!!!!!
by Fractil March 31, 2019
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