scooter

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A child's vehicle consisting of a long footboard between two small end wheels, controlled by an upright steering handle attached to the front wheel.
2. n. A motor scooter.
3. n. A flatbottom sailboat with runners that can skim over water or ice.

Century Dictionary and Cyclopedia

1. n. One who or that which scoots.
2. n. A scoot; a squirt or syringe.
3. n. Same as scoter.
4. n. An oblong plow, or cultivator shovel, from under 2½ to 5 inches wide, suited to break a furrow, and thus contrasted with a sweep or scrape; also a plow-stock fitted with such a blade; a scooter plow: used to break out the middle of cotton-beds, to mix fertilizer which has been deposited in furrows, etc.
5. n. Same as ice-scooter.
6. To sail a scooter or ice-scooter.

Wiktionary

1. n. A kick scooter.
2. n. A small motor-powered bicycle of similar design, also motor scooter.
3. n. A mobility scooter, i.e. an electric-powered scooter specially designed for disabled and/or elderly people.
4. n. Any of the large, black ducks of the genus Melanitta; the scoter.
5. n. A type of ice yacht known at least in the state of New York, equipped with runners for travelling over ice. The body has a flat bottom and is capable of floating in the water which makes it safe to use also on thin ice.
6. v. To ride on a scooter.

WordNet 3.0

1. n. large black diving duck of northern parts of the northern hemisphere
2. n. a sailing vessel with runners and a cross-shaped frame; suitable for traveling over ice
3. n. child's two-wheeled vehicle operated by foot
4. n. a wheeled vehicle with small wheels and a low-powered gasoline engine geared to the rear wheel
5. n. a motorboat resembling a motor scooter