1. to enter, used in the imperative when admitting a person
2. to prove to be: it came in useful.
3. to become fashionable or seasonable
4. (Cricket) cricket to begin an innings
5. (General Sporting Terms) sport to finish a race (in a certain position)
6. (Government, Politics & Diplomacy) (of a politician or political party) to win an election
7. (Broadcasting) radio television to be received: news is coming in of a big fire in Glasgow.
8. (of money) to be received as income
9. to play a role; advance one's interests: where do I come in?.
10. (foll by for) to be the object of: the Chancellor came in for a lot of criticism in the Commons.