Definitely regional. Where I had lived all my previous life, I ate breakfast, lunch and dinner. In my new digs, those became breakfast, dinner, supper. Very confusing!
Ft. Happy Nests is the unofficial name of our place (we're not commercial, so it's just what I call it in my head, you understand). The building where the chickens actually sleep I call the hen house, because I was informed when I had it built that it was not a "coop," which rhymes with "cook,"...