1
: something (such as an advertising promotion) intended to entice or allure
2
: a usually sexual advance
came on; come on; coming on; comes on
1
a
: to advance by degrees
darkness coming on
b
: to begin by degrees
The rain came on toward noon.
2
a
: please
—used in cajoling or pleading
Come on, just one more time.
b
—used interjectionally to express astonishment, incredulity, or recognition of a put-on
Come on, do you expect me to believe that?
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 me
Cite this Entry
“Come-on.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/come-on. Accessed 29 Aug. 2026.
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