from The Century Dictionary.
- noun The quality of being grum; moroseness; surliness.
Sorry, no etymologies found.
Its owner turned his throat for the inspection, despite a certain grumness and crocodilian aggressiveness in the man's interest.
Bonaventure A Prose Pastoral of Acadian Louisiana George Washington Cable 1884
It is certain, more words would have been uttered in this little lugger in one hour, had her crew been indulged to the top of their bent, than would have been uttered in an English first-rate in two; but the danger of using their own language, and the English peculiarity of grumness, had been so thoroughly taught them, that her people rather caricatured, than otherwise, _ce grand talent pour le silence_ that was thought to distinguish their enemies.
The Wing-and-Wing Le Feu-Follet James Fenimore Cooper 1820