moped

A lightweight motorized bicycle that can be pedaled as well as driven by a low-powered gasoline engine.

A motor scooter.

A lightweight, two-wheeled vehicle equipped with a small motor and pedals, designed to go no faster than some specified speed limit.

Simple past tense and past participle of mope.

Melancholy, dejected.

a motorbike that can be pedaled or driven by a low-powered gasoline engine