noun \ˌbē-(ˌ)em-ˈeks\

Definition of BMX

  1. :  bicycle racing that resembles motocross with dirt tracks and jumps and the use of special heavy-duty bicycles

Origin and Etymology of bmx

bicycle motocross + X as symbol for -cross

First Known Use: 1975

Learn More about bmx

Seen and Heard

What made you want to look up BMX? Please tell us where you read or heard it (including the quote, if possible).