Definition of riproariously in English:

riproariously

adverb

US
informal
  • In a riproarious or boisterous manner.

Origin

Mid 19th century; earliest use found in David Crockett (1786–1836). From riproarious + -ly.

Pronunciation

riproariously

/ˌrɪpˈrɔːrɪəsli/