1. Create percussion sounds and rhythmic patterns using one's mouth and voice
   "The talented street performer could beatbox complex rhythms that sounded like a full drum kit"

1. An electronic device that can be programmed to play digital drum sounds
   "The hip-hop producer used a beatbox to create the beat for the new track";
   - drum machine

Derived forms: beatboxing, beatboxes, beatboxed

Encyclopedia: Beatbox