biker Definition

bike
noun

colloq:
1. A bicycle.
2. A motorcycle.

verb

intr
biked, biking
1. To ride a bicycle or motorcycle.

Derivative: biker

Someone who rides a motorcycle, especially a member of a motorcycle gang or group. Austral & NZ colloq equivalent bikie.

rare
Someone who rides a bicycle. Usually called cyclist.

Derivative: biking
noun

The sport or pastime of cycling or riding a motorcycle.

Idiom: get off one's bike

(ustral)
slang
Note: usually with negatives
To lose control of oneself, one's temper or emotions; to go crazy
Example: Don't get off your bike, mate!

Idiom: get on one's bike

(rit)
colloq
To start making an effort; to get to work or take some determined action.

Idiom: on your bike

An expression of dismissal; clear off! push off!

An expression of disbelief; get away!

Etymology: 19c: colloquial short form of bicycle.