Beatbox is a type of musical expression where people use their mouths to create rhythmic sounds, like drums and other instruments. It's like making music using only your voice. Full definition
In fact, if I ever try to rap or beatbox in public or anywhere else, feel free to tackle me to the ground and drag me away before my inner hip hop diva takes over. (cookincanuck.com)
We don't think that you can properly prepare yourself for the sight of Martin Freeman beatboxing while wearing a mesh tank top, rings and a cap slightly askew. (cbr.com)
As your mastery improves, new worlds full of music and sound will come alive as you play 33 classical and contemporary songs, along with unique minigames, like beatboxing with talking vegetables or harmonizing with a yeti, to add your own special tracks to each world. (egmnow.com)