adj. Something which is tentative, iffy, uncertain, unresolved, or otherwise not definitive. An unsettled matter.
After George had that cold, the trip to the opera was completely up in the air.
av united spammers 11 januari 2011
2 more definitions
a dude having a hard on
dang! if that chic body massage me "i'll be up in the air"
av deltrod 23 oktober 2010
A Airplane pilot. Quote from TV show "The Munsters", where Grandpa Munster while snooping through his new tennent's belongings, finds a badge and asks Herman Munster what kind of a job would require wearing a badge.
Could he be a pilot? No, He's not the "up in the air" type.
av Maleable 18 april 2005