1. A person who copies everything they see others doing.
2. A trend follower; someone lacking originality.
3. A biter.
I bought a Rolex. Two weeks later Jay went out and bought a watch just like mine. Damn bumper head.
by E. Richmond, III June 27, 2006
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Back bumper head is when it hits the very back of the throat then the girl makes a soft and sweet gagging sound (It Creates more saliva)
Damn that girl suck a dick. She gave me back bumper head. I just about came down her throat.
by SadGuyStitch September 14, 2006
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