come in phrasal verb ( see also ↑ come )
1 . if a train, bus, plane, or ship comes in, it arrives at a place:
What time does your train come in?
come in to
We come in to Heathrow at nine in the morning.
2 . if money or information comes in, you receive it:
Reports are coming in of a massive earthquake in Mexico.
We haven’t got enough money coming in.
3 . to be involved in a plan, deal etc:
We need some financial advice – that’s where Kate comes in.
come in on
You had the chance to come in on the deal.
4 . to join in a conversation or discussion:
Can I come in here and add something to what you’re saying?
5 . to become fashionable or popular OPP go out :
Trainers really became popular in the 1980s, when casual sportswear came in.
6 . to finish a race
come in first/second etc
His horse came in second to last.
7 . if the ↑ tide comes in, the sea moves towards the land and covers the edge of it OPP go out