On a plane (8)
I believe the answer is:
airborne
(Other definitions for airborne that I've seen before include "as birds often are" , "in the sky" , "In flight after taking off" , "Having taken off" , "(Of aircraft) flying" .)
I believe the answer is:
airborne
(Other definitions for airborne that I've seen before include "as birds often are" , "in the sky" , "In flight after taking off" , "Having taken off" , "(Of aircraft) flying" .)