What does 1 Corinthians 5:11 mean?

In this verse, Paul clarifies an instruction he had given earlier to the Corinthian church. He tells them not to closely associate with someone who claims to be a "brother" — that is, a professing Christian — while persistently living in serious, unrepentant sin. He lists specific examples: sexual immorality, greed, idolatry, verbal abuse or slander, habitual drunkenness, and swindling others. His command is strong: don't even share a meal with such a person, which in that culture implied a level of intimate fellowship and social acceptance.

To understand this properly, it helps to know the context. Paul had written an earlier letter (now lost) telling the Corinthians not to associate with sexually immoral people in general (v. 9). The Corinthians apparently misunderstood this to mean they should avoid all contact with immoral people in the surrounding pagan society — which would be impossible, since Paul notes in verse 10 that this would require leaving the world entirely. So in verses 11-13, Paul corrects the misunderstanding: he was never talking about unbelievers outside the church, whom Christians cannot avoid and are not called to judge. He was talking about someone inside the church — a professing believer — who claims the name of Christ but lives in open, unrepentant sin. This whole passage arises because the Corinthian church had been tolerating a man in blatant sexual sin (incest with his father's wife, mentioned earlier in chapter 5) and had done nothing about it, even boasting in their tolerance.

Theologically, this verse teaches that the church has a respons