an old 'hobo' [='tramp'] riding on a freight train
(..) I'm stuck for now and what I've got is runnin' low. He's a bum, Ellis, come on. I ain't no bum. I got money, boy. You can call me a hobo, 'cause a hobo will work for his living, and you can call me homeless 'cause... Well, that's true for now, but you call me a bum again, (..)2012 Mud