CUT IN

{v.} 1. To force your way into a place between others in a line of cars, people, etc.; push in. * /After passing several cars, Fred cut in too soon and nearly caused an accident./ - Often used with "on". * /A car passed Jean and cut in on her too close; she had to brake quickly or she would have hit it./ * /The teacher beside the lunch line saw Pete cut in, and she sent him back to wait his turn./ 2. To stop a talk or program for a time; interrupt. * /While Mary and Jim were talking on the porch, Mary's little brother cut in on them and began to tell about his fishing trip./ * /While we were watching the late show, an announcer cut in to tell who won the election./ Syn.: BREAK IN(2). 3. {informal} To tap a dancer on the shoulder and claim the partner. * /Mary was a good dancer and a boy could seldom finish a dance with her; someone always cut in./ - Often used with "on". * /At the leap year dance, Jane cut in on Sally because she wanted to dance with Sally's handsome date./ 4. To connect to an electrical circuit or to a machine. * /Harry threw the switch and cut in the motor./ * /The airplane pilot cut in a spare gas tank./ 5. {informal} To take in; include. * /When John's friends got a big contract, they cut John in./