air chair

plural air chairs

1. water sportsA piece of equipment that allows one to "fly" above the water; it consists of a seat and a pair of skis mounted on a metal strut with a hydrofoil (underwater wing).
2. medicineA specialized adjustable chair used for patients who require significant pressure relief, postural support, and mobility assistance.

   Synonyms: princess chair

3. campingfurnitureA blow-up vinyl or fabric-covered chair (such as an inflatable lounger or beanless bag chair), with lightweight, portable seats that often double as pull-out beds.