from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Given to capricious or unstable behavior.
- adj. Characterized by irresponsible or silly behavior.
- adj. Easily excited; skittish.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Given to unplanned and silly ideas or actions.
from the GNU version of the Collaborative International Dictionary of English
- adj. Fleeting; swift; transient.
- adj. Indulging in flights, or wild and unrestrained sallies, of imagination, humor, caprice, etc.; given to disordered fancies and extravagant conduct; volatile; giddy; eccentric; slighty delirious.
from The Century Dictionary and Cyclopedia
- Indulging in flights or sallies of imagination, humor, caprice, etc.; given to disordered fancies and extravagant conduct; volatile; giddy; fickle; capricious; slightly delirious; wandering in mind.
- Fleeting; swift; transient.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. guided by whim and fancy
- adj. unpredictably excitable (especially of horses)
flight + -y (Wiktionary)