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Definition of grumbler
grumbler
/ˈɡrʌm.blɚ/
grum · bler
Plural:grumblers
grumbler Lexical Profile
CEFR
B2
Grade
7
Tier
2
Usage
Rare
grumbler Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A person who habitually complains, mutters, or expresses discontent in a low, bad-tempered voice.
Example
"Despite the comfortable accommodations, the chronic grumbler found plenty of minor details to criticize."
2
Any of various marine perciform fishes of the family Haemulidae (commonly known as grunts) or the family Triglidae (gurnards), noted for their ability to produce a low grunting or rumbling sound when removed from the water.
Example
"The fisherman pulled a small grumbler into the boat, listening to the distinct vibrating sound it made on the deck."
Synonyms
View all synonyms for grumbler Antonyms
View all antonyms for grumbler• Rhymes for grumbler
Word Origin & Etymology
Formed in English from the verb 'grumble' (of imitative or Low German origin, related to 'grim') combined with the agentive suffix '-er'.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Grumbler. In Wordmom Dictionary. Retrieved Oct 17, 2026, from https://wordmom.com/dictionary/grumbler