pippin-hearted

a year, with such military equipments as it pleased God; and were put under the command of tailors and man-milliners, who, though on ordinary occasions they might have been the meekest, most pippin-hearted little men in the world, were very devils at parades, when they had cocked hats on their heads and swords by their sides.

Knickerbocker's History of New York, Complete Washington Irving 1821