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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.