- a bicycle designed for off-road use, typically having a smaller and sturdier frame and smaller and wider tires than a standard bicycle.
Origin of mountain bike
Also called all-terrain bike.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for mountain bike
Injured veterans came to Crawford, Texas, for a mountain-bike race on a solemn holiday.At the Wounded Warrior 100K, How George W. Bush Really Rolls
May 26, 2013
- a type of sturdy bicycle with at least 16 and up to 21 gears, straight handlebars, and heavy-duty tyres