The grumbling boarders requested a meeting with the cook.    From Wordnet, Princeton University. 

Verb (used without object) : The thunder grumbled in the west.    From Dictionary.com. 

Usually the grumbling is a ploy to keep signing costs down.    From Wordnik.com.  [USATODAY.com - This year's draft may be thin on quality, quantity] Reference

We're right in grumbling; that's the only thing we're right in.    From Wordnik.com.  [Parables From Nature] Reference

Judging the quantity of grumbling is always a fairly subjective process.    From Wordnik.com.  [Science Fiction Awards Watch » Blog Archive » Hugo Reactions Poll] Reference

Most of these developments cause much grumbling from the Italian servant.    From Wordnik.com.  [Tucson Weekly] Reference

There was also some grumbling from the Cougars 'side about an apparent touchdown that was overturned by replay.    From Wordnik.com.  [USATODAY.com - College Football - Arizona St. vs. Washington St.] Reference

Myth: Iraq has been "calm" in fall of 2007 and the Iraqi public, despite some grumbling, is not eager for the US to depart.    From Wordnik.com.  [Easter Lemming Liberal News] Reference

(link) OK then, our grumbling is safe with one another.    From Wordnik.com.  [kateelliott: Meanwhile, back at the ranch: a finished first draft] Reference

Know that your grumbling is a complete waste of energy.    From Wordnik.com.  [Enterprise Resilience Management Blog] Reference

"Grousing" is Tommy Atkins for grumbling, which is an Englishman's birthright.    From Wordnik.com.  [Khartoum Campaign, 1898 or the Re-Conquest of the Soudan] Reference

Stephen Harper calls the grumbling “a backroom deal for Stephane Dion to take power without the consent of voters.”.    From Wordnik.com.  [2008 November « Unambiguously Ambidextrous] Reference

The grumbling was my stomach, and I realized that whether I was going to take the Xanax or not, I still had to eat breakfast.    From Wordnik.com.  [Archive 2005-11-01] Reference

These noises may be described as grumbling, muffled thudding, or ticking in short bursts, or as a quiet tapping noise like raindrops.    From Wordnik.com.  [Softpedia News - Global] Reference

D. 's whiny or anything, but his "grumbling" has been known to shatter windows.    From Wordnik.com.  [Book Review: Kingdom Hearts with Introduction of New Blogger] Reference

You hear all this grumbling which is going on just now against the Unionist leader.    From Wordnik.com.  [Constructive Imperialism] Reference

Wondering if you had heard any kind of grumbling at all from the military regarding this particular situation?.    From Wordnik.com.  [CNN Transcript May 2, 2004] Reference

He spoke at once to us both, saying in a kind of grumbling shout.    From Wordnik.com.  [On Something] Reference

Yesterday we reported the "grumbling" over ABC News 'packed White House Correspondents Association Dinner guest list.    From Wordnik.com.  [Megite Technology News: What's Happening Right Now] Reference

Later, Mr. McFeatters said that Republicans were "grumbling" about the bill having too little tax relief for individuals and businesses.    From Wordnik.com.  [Spero News] Reference

I thought, what's the good of grumbling to myself about it?.    From Wordnik.com.  [NADINE GORDIMER] Reference

(After forty years, Joe was still grumbling about that deal.).    From Wordnik.com.  [The Loneliest Hero] Reference

Will he be groggy and grumbling, mauling anyone who gets in his way?.    From Wordnik.com.  [Shadowland: Dick Cheney in the Hot Seat] Reference

But the sheer scale of festivities has triggered some private grumbling.    From Wordnik.com.  [Getting Ready To Party] Reference

But he seemed to sense the inadequacy of grumbling with lives on the line.    From Wordnik.com.  [Indisputable Imponderables] Reference

AugustIn-house grumbling intensifies when the novel is presented at a sales conference.    From Wordnik.com.  [Confessions Of A Serial Killer] Reference

Morale has sunk particularly low at Time, where budget cuts have led to open grumbling.    From Wordnik.com.  [Holy Shake-Up, Batman!] Reference

By grumbling about Clinton's flaws, Democrats in Congress divert attention from themselves.    From Wordnik.com.  [The Open-Convention Fantasy] Reference

It would be better to reconcile oneself with this than go on grumbling like a spoiled brat.    From Wordnik.com.  [OFFSHORING, ANYONE?] Reference

"Brutal," one longtime operative told NEWSWEEK. There is also grumbling at the grass roots.    From Wordnik.com.  [Reinventing Gore] Reference

There is plenty of grumbling that Jiang is setting himself up as some kind of latter-day emperor.    From Wordnik.com.  [Palace Intrigues] Reference

No sooner had he declared than grumbling started back home in Virginia, and his ratings as governor drooped.    From Wordnik.com.  [SIX MEN AND A DONKEY] Reference

Other aides mused that this should make U.S. reporters stop grumbling about the White House's press handling for awhile.    From Wordnik.com.  [Quick, Meet The Press] Reference

Yet it has also touched off grumbling among Democratic Party activists, who have turned strongly against the war in Iraq.    From Wordnik.com.  [Hillary's Military Offensive] Reference

There was talk aplenty about double standards (would a man have to answer the same questions?) and grumbling about the glass ceiling.    From Wordnik.com.  [Nannygate Ii: A Women's Backlash?] Reference