Толковый словарь английского языка Oxford English Reference - fillip

n. & v. --n. 1 a stimulus or incentive. 2 a a sudden release of a finger or thumb when it has been bent and checked by a thumb or finger. b a slight smart stroke given in this way. --v. (filliped, filliping) 1 tr. stimulate (fillip one's memory). 2 tr. strike slightly and smartly. 3 tr. propel (a coin, marble, etc.) with a fillip. 4 intr. make a fillip. Etymology: imit.