v.1. To enter some enclosed region: You may open the door and come in.
2. To arrive or become available: We don't have any summer hats now, but a new shipment will be coming in soon. Some important information just came in that we think you should know about.
3. To arrive at an airport, harbor, or other central location. Used especially of modes of transportation: The flight comes in at 6:00.
4. To approach or encroach upon a shoreline: The tide is coming in after noon. Big waves will come in for some time after the storm.
5. To arrive, among those who finish a contest or race, at some rank with respect to the others: My friend came in fifth place in the spelling contest, and I came in last. These two runners will come in ahead of the others.
6. To be received. Used of wireless communications: The radio signal is not coming in well because of the electrical storm.
7. To take on a specified role: You don't have to help move the boxes; come in when we need you for the furniture. Chapter five of the book is where the main character comes in.
8. come in at To be measured or evaluated as having some value: The heaviest of the parcels came in at more than ten pounds.
9. come in for To be subject to something: The engineers came in for high praise with their clever design. The officials will come in for sharp criticism by the newspapers.
10. come in with To join some group in some endeavor or toward achieving something: Do you want to come in with us to buy a birthday present for Timmy?