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Synonyms

grumpy

American  
[gruhm-pee] / ˈgrʌm pi /
Or grumpish

adjective

grumpier, grumpiest

  1. surly or ill-tempered; discontentedly or sullenly irritable; grouchy.

grumpy British  
/ ˈɡrʌmpɪ /

adjective

  1. Also: grumpish.  peevish; sulky

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • grumpily adverb
  • grumpiness noun
  • ungrumpy adjective

Etymology

Origin of grumpy

1770–80; grump expressive word, first attested in the phrase humps and grumps slights and snubs + -y 1

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.