0 a person who uses his or her mouth and voice to make sounds like a drum machine (= an electronic machine that produces drum sounds):
Beatboxer Jason Singh made extraordinary noises with his mouth music.
He is a DJ, producer, composer, and beatboxer who lives mostly in Chicago, where he has a band.
The Leeds-based beatboxer was heard by 4.5 billion people around the world when he and Bjork performed "Oceania" at the opening ceremony for the 2004 Athens Olympics.
He began his hip-hop career as a beatboxer for a Flint rap group, Kid Blast and the Task Force.
He proves himself a mean beatboxer and creates percussion by layering tongue-clicks.
