buggy

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A small, light, one-horse carriage usually having four wheels in the United States and two wheels in Great Britain.
2. n. A baby carriage.
3. n. A passenger or recreational vehicle, usually with oversized tires, designed for off-road use.
4. n. Informal An automobile.
5. n. Chiefly Southern U.S. A shopping cart, especially for groceries.
6. adj. Infested with bugs.
7. adj. Slang Crazy.

Century Dictionary and Cyclopedia

1. Infested with bugs.
2. n. A name given to several species of carriages or gigs. In India, a gig with a large hood to screen those who travel in it from the sun's rays.
3. n. In coal-mining, a small wagon used for transporting coal from the working-face to the gangway.

Wiktionary

1. n. A small horse-drawn cart
2. n. A small motor vehicle, such as a dune buggy
3. n. UK A pushchair; a stroller
4. n. informal A shopping cart or trolley
5. adj. Infested with insects
6. adj. computing Containing programming errors
7. adj. Resembling an insect

GNU Webster's 1913

1. adj. Infested or abounding with bugs.
2. n. engraving A light one horse two-wheeled vehicle.
3. n. U.S. A light, four-wheeled vehicle, usually with one seat, and with or without a calash top.

WordNet 3.0

1. adj. informal or slang terms for mentally irregular
2. adj. infested with bugs
3. n. a small lightweight carriage; drawn by a single horse