- given to flights of fancy; capricious; frivolous.
- slightly delirious; light-headed; mildly crazy.
- irresponsible: He said I was too flighty to be a good supervisor.
- Archaic. swift or fleet.
Origin of flighty
SynonymsSee more synonyms on Thesaurus.com
1. mercurial, undependable, irresponsible.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for flighty
During the last presidential debate, Neves went so far to refer to Rousseff as “flighty.”What Brazil’s Dilma Rousseff Can Teach Hillary Clinton
October 29, 2014
Plus, Joaquin spent the entirety of his last film falling in love with a flighty blonde who's tied to an technological device.Marry, Screw, Kill: Lindsay Lohan Sex List Scandal Edition
March 12, 2014
Evan Rachel Wood stars as a flighty barista in ‘A Case of You,’ premiering at Tribeca.Evan Rachel Wood on Tribeca Film ‘Case Of You,’ Coming Out as Bisexual, Her Pregnancy, and More
April 24, 2013
She grew up an orphan in Japanese internment camps and has a flighty streak.3 Great Reads for Thanksgiving
November 25, 2009
She's not so much manic or pixie as flighty and, frankly, callous.Indie Dream Girls
July 20, 2009
A most flighty beast he was—nerves all gone—I dare say a hopeless neurasthenic.Ruggles of Red Gap
Harry Leon Wilson
"Ethel is a vain, flighty woman," Marlow said, in reply to his wife's remark.People of Position
Stanley Portal Hyatt
You're growing old and forgetful, so don't get foolish and flighty.Paul Prescott's Charge
“You are a dear, ignorant, flighty young gentleman,” she said.The Arrow of Gold
He found her remarkably bright and sensible and not at all "flighty."Frank Merriwell's Cruise
Burt L. Standish
- frivolous and irresponsible; capricious; volatile
- mentally erratic, unstable, or wandering
- flirtatious; coquettish
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for flighty
Online Etymology Dictionary, © 2010 Douglas Harper