Wiktionary
n. An amount that can be or is held by a finger.
Usage examples of "fingerful".
On special occasions, when they collected a special breeder or an unusually effective and vigorous enemy, they absorbed its vigor and power by roasting the individual whole and passing out portions to every zel, even the nursing infants who got a fingerful of dripping to suck on.
She might even sleep like a brick, her breath sugary from fingerfuls of molasses or sand-cookie crumbs.
Massedar scooped the balm out by the fingerfuls and smeared swaths of it on the inside of Ekur's forearms, at the hollows of his knees, at the base of the breastbone, and across the bottom of his jaw.
She'd already opened a cardboard container of ready-mix fudge frosting, and I'd have bet money she'd helped herself to a fingerful.