Definition of "come in"

come in

/kʌm ˈɪn/

verb
third-person singular simple present comes in, present participle coming in, simple past came in, past participle come in
1. To enter.
  Quotations
  Come in. … Well, Anna, welcome. ― Thank you.mw-parser-output .k-player .k-attribution{visibility:hidden}Audio (US)(file)
  2016, VOA Learning English (public domain)
2. To arrive.
3. To become relevant, applicable, or useful.
  Quotations
  As I have shown, "infidel" merely means somebody who does not believe what you believe yourself, and therefore Dr. Wace has a perfect right to call, say, my old Egyptian donkey-driver, Nooleh, and myself, infidels, just as Nooleh and I have a right to call him an infidel. The ludicrous aspect of the thing comes in only when either of us demands that the two others should so label themselves.
  1889, Thomas Huxley, in Popular Science Monthly; part of the "Agnosticism controversy", Agnosticism: A Rejoinder
4. To become available.
5. (of a broadcast, such as radio or television) To have a strong enough signal to be able to be received well.
6. (music) To join or enter; to begin playing with a group.
7. (often imperative) To begin transmitting.
8. To function in the indicated manner.
9. (of a fugitive or a person in hiding) To surrender; to turn oneself in.
  Quotations
  Every police officer and agent in New York City is gunning for you. If you come in now, I can guarantee your safety.
  2006, G. D. McCrary, Guerrillas in the Midst, page 352
10. (intransitive) To give in; to yield.
11. To finish a race or similar competition in a particular position, such as first place, second place, or the like.
12. To finish a race or similar competition in first place.
13. (of the tide) To rise.
14. To become fashionable.
  Quotations
  During the summer of 1984 there had been a backlash against labels in Portsmouth and a more simple style came in.
  2003, Phil Thornton, Casuals: The Story of a Terrace Cult
15. To fully develop.
  Quotations
  “Everyone says that you should wait, because your body doesn’t fully come in until you’re like 30, and I’m 20 years old, and why am I going to wait until I’m 30 to be snatched?” Catera Northup, an exotic dancer from Rhode Island, said.
  2022 May 11, Sandra E. Garcia, “Butt Lifts Are Booming. Healing Is No Joke.”, in The New York Times Magazine‎