Evan Rachel Wood stars as a flighty barista in ‘A Case of You,’ premiering at Tribeca.
She's not so much manic or pixie as flighty and, frankly, callous.
She grew up an orphan in Japanese internment camps and has a flighty streak.
1550s, "swift," later (1768) "fickle or frivolous," originally of skittish horses; from flight (n.1) + -y (2). Related: Flightiness.