come on
noun
°Something intended to attract, as in an advertisement.
"The free offers are just come ons to get you in the store so the sales staff can work on you."
°A statement or sometimes action reflecting sexual or relational interest.
"I thought he'd asked me to lunch to discuss business; I wasn't expecting a come on."
verb
°To show sexual or relational interest through words or sometimes actions.
°To progress, to develop.
interjection
°An expression of encouragement.
°An expression of disbelief.
synonyms: come off it, c'mon