turn-on

turn-on

(tûrn′ŏn′, -ôn′)n. Slang Something that causes pleasure or excitement: "The real turn-on ... is that he is a visionary as well as a scientist" (Village Voice).

Thesaurus

Noun	1.turn-on - something causing excitement or stimulating intereststimulant, stimulus, stimulation, input - any stimulating information or event; acts to arouse actioncolloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech