TL;DR My friend is a drunken idiot who used an annoying homophobic slur. I was out with a friend a couple of weeks ago, and later in the evening they made a comment about something, and used an annoying homophobic slur. We had been been at a beer festival, and they were drunk and they were being a bit of a tedious boor actually. I got angry with them. I said at the time something…