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is grumbling
  • present progressive of grumble (3rd person singular).

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.

Everyone is grumbling about what the effect will be on traffic, and that - along with safety concerns - is keeping some people home on both sides of the political divide.

From BBC • May 1, 2026

Already there is grumbling about Porter’s move, both because she didn’t wait until Feinstein’s formal announcement, and because she beat the others to the punch.

From Slate • Jan. 11, 2023

At the same time, there is grumbling that the government has done little to make the West Cumbria coast attractive to new investors.

From New York Times • Aug. 26, 2021

And maybe stay off the road too: On a day hazy with smoke from the Woolsey fire, Pritzker Prize-winning Dutch architect and theorist Rem Koolhaas is grumbling about L.A. traffic.

From Los Angeles Times • Nov. 23, 2018

Daddy is grumbling again and threatening to take away my diary.

From "The Diary of a Young Girl" by Anne Frank