grumble
verb (used without object)
to murmur or mutter in discontent; complain sullenly.
grumbling
-
present participleof grumble.present participle
A verb form that is used in progressive verb constructions and may also function as a modifier or a gerund.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
But the move risks alienating customers who already may be grumbling about the complex array of ticket options when it comes time to book a flight.
From MarketWatch ● Aug. 13, 2026
It's hot, everyone's grumbling and nobody in your house can sleep - which means summer has officially arrived.
From BBC ● Jun. 19, 2026
Back on Tasman Drive, tourists excitedly posed for pictures next to a speed bump sign as a grumbling resident glared at them.
From Barron's ● Apr. 30, 2026
Since we eliminated gimme putts toward team scores, everyone is much happier, with less grumbling about outcomes.
From The Wall Street Journal ● Apr. 5, 2026
Fleetwood stands, grumbling, and shuffles to the bar.
From "The Bletchley Riddle" by Ruta Sepetys and Steve Sheinkin
