Longman Dictionary of Contemporary English - tickle

~1 v 1 to rub someone's body gently with your fingers in order to make them laugh 2 if something touching your body tickles you, it makes you want to rub your body because it is uncomfortable  (Mommy, this blanket tickles.) 3 if a situation, remark etc tickles you, it amuses or pleases you  (I was tickled by her description of the wedding. | be tickled pink (=be very pleased or amused))  (She was tickled pink to see you in the paper!) 4 tickle sb's fancy old-fashioned if something tickles your fancy, it seems interesting and makes you want to do it  (The idea of appearing in a film rather tickled his fancy.) 5 tickle the ivories old-fashioned to play the piano ~2 n 1 a slight sore feeling which makes you want to cough or rub yourself; itch2 (1)  (I've got a tickle in my throat that won't go away.) 2 give sb a tickle to rub someone lightly with your fingers in order to make them laugh