English

Trail bike.

Noun

trail bike ‎(plural trail bikes)

1. A bicycle or motorcycle which is designed and used for off-road travel on rugged or inclined surfaces.
   • 1999 Aug. 7, Robert Fisk, "Week in the Life: Patrick Smith, Beirut grocer ," The Independent (UK) (retrieved 14 July 2012):

     Mr Smith mounts his Yamaha 400cc trail bike for the three-minute journey to his boat.

   • 2001 Aug. 12, "A Black Mud From Africa Helps Power the New Economy," New York Times (retrieved 14 July 2012):

     The road I traveled is all but impassable to motorized vehicles, excepting a trail bike driven by someone who knows how to negotiate mammoth mudholes.

   • 2005 April 18, "Sweat Stocks: Are brokers better on bikes?," Time:

     To get in shape for bicycle races, he pedals his trail bike up 2600-ft. Mount Tamalpais, near his home.

Synonyms

• dirt bike, mountain bike, off-road bike