1. grumble - Noun
2. grumble - Verb
To murmur or mutter with discontent; to make ill-natured complaints in a low voice and a surly manner.
To growl; to snarl in deep tones; as, a lion grumbling over his prey.
To rumble; to make a low, harsh, and heavy sound; to mutter; as, the distant thunder grumbles.
To express or utter with grumbling.
The noise of one that grumbles.
A grumbling, discontented disposition.
Source: Webster's dictionaryA man must have something to grumble about; and if he can't complain that his wife harries him to death with her perversity and ill-humour, he must complain that she wears him out with her kindness and gentleness. Anne Brontë
Home is the place we love best and grumble the most. Billy Sunday
It is no use to grumble and complain; It's just as cheap and easy to rejoice; When God sorts out the weather and sends rain - Why, rain's my choice. James Whitcomb Riley
Unfortunately complaining is one thing Eeyores are not afraid to do. They grudgingly carry their thimbles to the Fountain of Life, then mumble and grumble that they weren't given enough. Benjamin Hoff
To rage and mock is gentlemanly, to grumble and whine is not. Giuseppe Tomasi di Lampedusa
The terrible rumble, grumble and roar Telling the battle was on once more- And Sheridan twenty miles away! Thomas Buchanan Read