When you were overcharged for bad service, this is an example of a time when you would be disgruntled.
He turned and climbed back down the stairs, obviously disgruntled, but not arguing further.
She needed to get out more if she found their disgruntled exchange entertaining.
And Dad, worn out from working the farm all day; disgruntled by years of fighting a losing battle with nature - of never having enough money to take care of his family properly.
A peek into the former vamp's mind revealed that two of Damian's sisters-in-law had managed to turn a full vamp back into a disgruntled Natural.