1. bicycle motocross: a bicycle race over a rough cross-country course, usually consisting of jumps, obstacles, and turns.

  2. a bicycle used in such a race or for recreational riding and stunts.

Origin of BMX

First recorded in 1975–80; initialism

Words Nearby BMX Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use BMX in a sentence

British Dictionary definitions for BMX


abbreviation for
  1. bicycle motocross; stunt riding on rough ground or over an obstacle course on a bicycle

  2. a bicycle designed for bicycle motocross

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012