To pull something, so that it comes inside.
After falling out of the boat, the crew pulled him in.
(of a vehicle) To approach or drive up to a place and come to a stop.
A car just pulled in our driveway.
(of a train or bus) To approach a station; to arrive at a station.
Quick! The train's pulling in.
To arrest someone; to take somoene to a police station because they may have done something.
She was pulled in for questioning.
To earn [money].
He pulls in a lot of money.
To tighten a sail by pulling on a rope.
pull in the main sheet