English edit

Etymology edit

grumpy +‎ -ly

Adverb edit

grumpily (comparative more grumpily, superlative most grumpily)

  1. In a grumpy manner; in a cranky manner.
    • 1938, Norman Lindsay, Age of Consent, 1st Australian edition, Sydney, N.S.W.: Ure Smith, published 1962, →OCLC, page 17:
      A local doctor had bought one canvas and but for that lucky chance he would have been out of pocket. Now he was muttering grumpily at Edmund, "Have to get something better this trip, Edmund."