1 definition by WokRacing

Top Definition
One who does a lot of trash talking and will not cease under any circumstance. This includes trash talking in place for another person. Mainly used and associated with competitive activities such as sports, video games and primarily street racing. The action of flapping can also be performed simply by flapping ones hand or sleeve.
Devon is flapping to the Audi driver because his Honda is faster therefore he is a Flapper.
by WokRacing October 06, 2011
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