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1. expression Stop it. Oh, come on, you're as smart as anyone in this program. Come on, leave me alone!
2. expression Please agree to this request. Come on, mom, all of my friends will be there. Can't I go too?
3. verb To hurry up or move faster. To convey this meaning, the phrase is often used in the imperative. Come on, we're going to be late!
4. verb To flirt with or otherwise show romantic or sexual interest in someone. I can't believe he came on to you—he's a married man!
5. verb To appear on stage. And then you two come on after Greg finishes that line. When does the band come on?
6. verb To find someone or something accidentally or without looking. "Come upon" can also be used to convey this meaning. Please don't be upset, we didn't mean to exclude you! When Chad and I went out, we just came on the rest of the group, that's all! Were you snooping in my room? How else would you just come upon my love letter?
7. verb To be seen in a particular way by other people. Molly comes on cheerful and bubbly, and that's truly her personality—you'll find that out once you get to know her better.
8. verb To develop or advance. Once the storm comes on, be ready to contend with much stronger winds. Nightfall comes on so much earlier in the winter.
9. verb To start a work shift. I gave that patient to Sally when she came on last night.
10. verb To be experienced, as of an onset of pain or discomfort. The stomach pain came on suddenly last night and was so severe that it woke me up.
11. verb To turn on or begin working. When the house lights came on, we knew the band wasn't going to play another encore. Why isn't this computer coming on? Am I doing something wrong?
12. verb To be broadcast, as on a TV. When does that show come on? Grab the popcorn, the movie's coming on now!
13. noun A flirtatious statement or gesture. In this usage, the phrase is typically hyphenated. I told him that I have a boyfriend, but he just won't stop with the come-ons.
14. noun Something done or offered to appeal to potential customers. In this usage, the phrase is typically hyphenated. Even though we lowered prices as a come-on to customers, we're still far from meeting our sales goal.
come upon (someone or something)
To discover or encounter someone or something unexpectedly or by chance. We came upon a charming little restaurant as we cycled through the countryside. The two boys came upon a man claiming to have magical beans for sale.
To discover or meet someone or something by accident: While walking down the road, I came upon a strange old house.