adjective, grump·i·er, grump·i·est.
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Origin of grumpy
OTHER WORDS FROM grumpygrump·i·ly, adverbgrump·i·ness, nounun·grump·y, adjective
Example sentences from the Web for grumpy
Cue fake dating for Instagram likes and adorable caretaking between a grumpy former athlete and a PhD student.
"I don't like that little buffer," declared Lane grumpily as we walked on.Hurricane Island|H. B. Marriott Watson
"Don't know as I see what the lass wants mair nor she's got," he told himself, grumpily, as he plodded along the road.A Son of Hagar|Sir Hall Caine
I muttered, grumpily, that I had no particular respect for Falk.Falk|Joseph Conrad