#1 bum n. [rotter, dirty dog, rat, skunk, stinker, stinkpot, puke, crumb, lowlife, scum bag, so-and-so, git] a person who is deemed to be despicable or contemptible; "only a rotter would do that"; "kill the rat"; "throw the bum out"; "you cowardly little pukes!"; "the British call a contemptible person a 'git'". wn
#2 bum v. [mooch, cadge, grub, sponge] ask for and get free; be a parasite. wn
#3 bum n. [tramp, hobo] a disreputable vagrant; "a homeless tramp"; "he tried to help the really down-and-out bums". wn
#4 bum s. [cheap, cheesy, chintzy, crummy, punk, sleazy, tinny] of very poor quality; flimsy. wn
#5 bum v. [bum around, bum about, arse around, arse about, fuck off, loaf, frig around, waste one's time, lounge around, loll, loll around, lounge about] be lazy or idle; "Her son is just bumming around all day". wn
vizzz