A dog's dinner is a total mess. What could you make a dog's dinner of? I'm just trying to think again, if you're building a chair for your sister,. You're building another chair because the last one collapsed and caused her to be injured horrifically. A few sandwiches, a few sandwiches short of a picnic. How do you describe someone who's a little bit crazy like there's something missing? The word that we use to describe people who are obsessively interested in special subjectslike they're interested in trains or model cars: anorac.