Stunt biker's bike, briefly

• Cyclists' sport, for short
• Wee racing bicycle
• ___ bike
• Type of off-road racing
• Brand of racing bikes
• Trick bike
• Sport with stunt riding, informally
• Extreme sport, for short
• Vehicle to be raced in the Olympics for the first time in 2008

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1978, semi-acronym from bicycle motocross .