Jaunty Definition

jôntē, jän-
jauntier, jauntiest
adjective
jauntier, jauntiest
Having or expressing a buoyant or self-confident air.
A jaunty grin; a hat worn at a jaunty angle.
American Heritage
Lighthearted and merry; sprightly; perky.
Webster's New World
In fashion; stylish; chic.
Webster's New World
Genteel.
American Heritage

Airy; showy; finical; hence, characterized by an affected or fantastical manner.

The courtier was a jaunty fellow, attuned to the esoteric court gossip and attentive to the least beneficial wind of favor blowing from the throne.
Wiktionary
Antonyms:

Other Word Forms of Jaunty

Adjective

Base Form:
jaunty
Comparative:
jauntier
Superlative:
jauntiest

Origin of Jaunty

  • Formerly spelt janty, from French gentil. See gentle, and compare genty.

    From Wiktionary

  • French gentil nice from Old French noble gentle

    From American Heritage Dictionary of the English Language, 5th Edition