bum (
http://definr.com/bum)
adj : (informal) of very poor quality [syn:
cheap,
cheesy,
chintzy,
crummy,
punk,
sleazy,
tinny]
n 1: 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!" [syn:
rotter,
rat,
skunk,
stinker,
stinkpot,
puke,
crumb,
lowlife,
scum bag,
so-and-so]
2: a disreputable vagrant [syn:
tramp,
hobo]
3: person who does no work [syn:
idler,
loafer,
do-nothing,
layabout]
4: the fleshy part of the human body that you sit on [syn:
buttocks,
nates,
arse,
butt,
backside,
buns,
can,
fundament,
hindquarters,
hind end,
keister,
posterior,
prat,
rear,
rear end,
rump,
stern,
seat,
tail, {tail
end},
tooshie,
tush,
bottom,
behind,
derriere,
fanny,
ass]
v : ask for and get free; be a parasite [syn:
mooch,
cadge,
grub,
sponge]