come-on

noun
\ ˈkəm-ˌȯn How to pronounce come-on (audio) , -ˌän\

Definition of come-on

 (Entry 1 of 2)

1 : something (such as an advertising promotion) intended to entice or allure
2 : a usually sexual advance

come on

verb
came on; come on; coming on; comes on

Definition of come on (Entry 2 of 2)

intransitive verb

1a : to advance by degrees darkness came on
b : to begin by degrees rain came on toward noon
2a : please used in cajoling or pleading
b used interjectionally to express astonishment, incredulity, or recognition of a put-on
3 : to project an indicated personal image comes on as a conservative
4 : to show sexual interest in someone also : to make sexual advances usually used with to tried to come on to her