'Boisterously' definitions:

Definition of 'boisterously'

From: WordNet
adverb
In a carefree manner; "she was rollickingly happy" [syn: rollickingly, boisterously]

Definition of 'Boisterously'

From: GCIDE
  • Boisterously \Bois"ter*ous*ly\, adv. In a boisterous manner. [1913 Webster]