We call it a loo, or khazi, or bog, or pisser, or shithouse or toilet (does that word make American's blush?) because that's what it is. Or we say we're going to spend a penny, or see a man about a dog.
Its not a bathroom because of the simple fact that there's no ****** bath in there! Or do you lot **** in the bath?!? Or washroom as you also call it. I'm not going for a wash, I'm going to throttle a mars bar!![]()
Not being a British person I feel that I can't really answer questions on this thread but I do follow it daily!
My favourite Irish term for having a *** is "I must go and drain the eejit"