Big name in stunt bikes

• Cyclists' sport, for short
• Stunt rider's sport
• "E.T." bike
• X-Games bike, briefly
• Wee racing bicycle
• ___ bike
• Vehicle to be raced in the Olympics for the first time in 2008
• Stunt biker's bike, briefly
• Biker's stunt bike, briefly

Wikipedia Word definitions in Wikipedia
BMX , an abbreviation for bicycle motocross , is a cycle sport performed on BMX bikes , either in competitive BMX racing or freestyle BMX , or else in general on- or off-road recreation. BMX began when young cyclists appropriated motocross tracks for fun, ...