Quad a. : Alt. of Quade

Quad n. : A quadrat.

Quad n. : A quadrangle; hence, a prison.

Example:
What is the difference between a mini Quad and a Quad?

Taxonomy
ATV, photos, Products, Photo Gallery, Full Story, upload photos, Elka Shocks, ATV events, How-To, Sand Sports Super Show, video, Pros, Coverage, Photo Of The Day, great products, Transworld Media, ATV news, Posters.

Defination from the web:
Quad. ... awesome adventures, and beyond the great products and machine tests, the best way we knew to make Quad Magazine stand out were posters. ...