Pirate Dan's definitions
A one wheeled vehicle powered by usually by pedals (there are motor driven ones) with a seat and frame extending from the wheel.
by Pirate Dan June 2, 2003
Get the unicyclemug. One of those bicycles with the front wheel really big and the back one really small. No chain, yet the pedals were on the front wheel.
Penny-Farthings are the grandfather of unicycles.
by Pirate Dan June 2, 2003
Get the penny-farthingmug.