a vehicle with two wheels that you move forward by pedaling
He rode his bike to school on a sunny morning.
She leaned her muddy mountain bike against a tall pine tree after the trail ride.
to travel or ride on a bicycle
We decided to bike along the river instead of driving.
She biked to the farmers' market with a basket strapped to her handlebars.
an informal word for a motorcycle
The roar of his bike echoed as he accelerated down the highway.
She parked her vintage café-racer bike outside the coffee shop, attracting admiring glances.
a person who rides a motorcycle, especially as a hobby or as part of a social group
A group of loud bikers roared past the café on their shiny motorcycles.
The biker adjusted his helmet before starting the engine.
✦ 1960s: from bike (short for motorcycle) + -er ‘person who does a particular activity’.
a person who rides a bicycle, especially for sport or long-distance travel
The mountain trail was crowded with adventurous bikers tackling steep hills.
As a daily commuter, she prides herself on being a year-round biker.
✦ Late 19th century: from bike (short for bicycle) + -er ‘person who does a particular activity’.