be through

be through

1. To literally pierce some surface. Are you sure that nail is through the wall?
2. To be finished doing something. Once you're through with that project, can you file this paperwork?
3. To be finished or completed. Once that project is through, can you file this paperwork?
4. To abandon someone or some pursuit. Ugh, I'm through with this nonsense—I refuse to participate in it anymore.
5. To be over, especially of a romantic relationship that has ended badly. Oh, we're through now—although our relationship had really been ending for a long time.
See also: through

be through

v.
1. To have penetrated or crossed to the other side of something: Once you've pushed on it, the tack should be through the cloth, and it will stay attached.
2. To have finished something: You started that book yesterday; are you through yet? I was through with my homework, so I went out and played.
3. To be finished: Once this ironing is through, I'll be able to join you for coffee.
4. To have ended a romantic relationship, especially on a bad note: I hate to say it, but Chris and I are through.
5. be through with To have ended, or to desire to end, a relationship or engagement with someone or something: She said she was through with me and walked out the door. I am through with this awful job.
See also: through