noun Date: 1983 an all-terrain bicycle with wide knobby tires, straight handlebars, and typically 18 to 21 gears, ~ intransitive verb ~r noun
MOUNTAIN BIKE
Meaning of MOUNTAIN BIKE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012