1. noun Someone viewed with disdain, often a bum or tramp. When we lost all of our money in the stock market crash, we were really worried that we'd end up being crumb bums.
2. adjective Of poor quality. Darn it, my crumb bum suitcase fell apart as I was trying to pack it.
crumbumand crumbbum (ˈkrəmbəm)
1. n. a repellent person; a bum or hobo. (A crumb(y) bum. See note at crumb. The hobo may be infected with lice.) A skid row crumbum asked us for a buck.
2. mod. inferior; lousy. I sent the crumbum food back to the kitchen. There was a bug in it.