Verb (high fashion slang): To walk barefoot on the ball of one's feet (or foot) with the heel elevated, as though one is wearing heeled shoes, most usually in the event that one or both shoes are lost during a fashion show; the object being to maintain balance and poise as best possible.
'When Karolina Kurkova lost her shoe during the Victoria's Secret Fashion Show, she had to air-heel it down the runway and back"
by Speedog December 1, 2009
by multilab July 9, 2010