He paced the Bird Song nest, glancing at his watch every thirty seconds and grumbling about time being money on his Internet auctions.
He informed Dean the climbers, who were due to check out later, had left for the ice park, grumbling at the heavy accumulation of snow which was abating to a last-ditch flurry after depositing thirty inches of fluffy white.
Vinnie paced up and down, grumbling like a bear on the first day of spring.
"Your majesty is not perhaps aware that the most unpopular person in the parish is the relieving officer, and if the queen were to constitute herself a relieving officer for all the parishes in the kingdom she would find her money go a very little way, and she would provoke more grumbling than thanks."
How would you define grumbling? Add your definition here.