tickle

v. (-ling) 1 a touch or stroke (a person etc.) Playfully or lightly so as to produce laughter and spasmodic movement. B produce this sensation. 2 excite agreeably; amuse. 3 catch (a trout etc.) By rubbing it so that it moves backwards into the hand. n.

v. t. To touch lightly, so as to produce a peculiar thrilling sensation, which commonly causes laughter, and a kind of spasm which become dengerous if too long protracted.