adj.
Pronunciation: -l ə nt
Function: adjective
Etymology: Latin or Middle French; Middle French, from Latin petulant-, petulans; akin to Latin petere to go to, attack, seek ― more at FEATHER
Date: 1598
1 : insolent or rude in speech or behavior
2 : characterized by temporary or capricious ill humor : PEEVISH
– pet · u · lant · ly adverb