English edit

Etymology edit

From riotous +‎ -ly.

Pronunciation edit

Adverb edit

riotously (comparative more riotously, superlative most riotously)

  1. In a riotous manner.
    • 1966, James Workman, The Mad Emperor, Melbourne, Sydney: Scripts, page 138:
      The overpowering sense of somebody beyond reach who lived in a world riotously happening only in his own mind.
  2. In a manner that causes or involves uncontrollable laughter.