motorbike

Motorbike \Mo"tor*bike`\, n.
1. a light two-wheeled vehicle containing a motor for
propulsion. It is lighter in construction and has a lower
speed than a {motorcycle}.
[PJC]

2. Specifically: a small motorcycle with a low frame and
small weels and elevated handlebars.

Syn: minibike.
[WordNet 1.5]

3. Specifically: a bicyle with a motor attached for
propulsion.
[PJC]

motorbike
n : small motorcycle with a low frame and small wheels and
elevated handlebars [syn: {minibike}]