Definitions for "USPA"
Visit the U.S. governing body of polo at http://www.uspolo.org
The United States Parachute Association is a non profit skydiver's organization. USPA offers guidance and assistance to skydivers in training, government relations, competition, and many other fields. Most drop zones require USPA membership of individual skydivers because such membership includes third party liability insurance.
United States Polo Association is the governing body of polo.