1. (noun)tickle a cutaneous sensation often resulting from light stroking Synonyms: titillation, tickling
2. (verb)tickle, tickling, titillation the act of tickling Synonyms: tickle, titillation, tickling
3. (verb)tickle, titillate, vellicate touch (a body part) lightly so as to excite the surface nerves and cause uneasiness, laughter, or spasmodic movements Synonyms: vibrate, titillate, thrill, tickle, pinch, vellicate