the GNU version of the Collaborative International Dictionary of English
adj. Extravagant in opinions or ambition.
adj. Flying at a high altitude; -- of airplanes.
adj. Having an excessively high cost or perceived value; temporarily very successful; -- of objects with respect to a market and people in their occupations.
The Century Dictionary and Cyclopedia
Extravagant in conduct, aims, or pretensions; having lofty notions; going or carried to extremes.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. extravagant or ambitious or extreme in aims or opinions
adj. moving upward or along at a considerable height
Word Usage
""Well! I shall see big Davey, perhaps, but don't you think 'highflying' would suit me better, although I know little about it?""