'Petulantly' definitions:

Definition of 'petulantly'

(from WordNet)
adverb
In a petulant manner; "he said testily; `Go away!'" [syn: testily, irritably, petulantly, pettishly]

Definition of 'Petulantly'

From: GCIDE
  • Petulantly \Pet"u*lant*ly\, adv. In a petulant manner. [1913 Webster]