1 definition by HotAirBalloon
Sex act during which one is giving a blowjob whilst putting a blow dryer in their partner's ass, alternating from hot to cold.
Guy #1: Aw man, that chick gave me the sickest Hot Air Balloon, last night.
Guy #2: What's a Hot Air Balloon.
Guy #1: Urban Dictionary, that shit, hombre.
Guy #2: What's a Hot Air Balloon.
Guy #1: Urban Dictionary, that shit, hombre.
by HotAirBalloon October 2, 2009