pig

noun

1.
2.
a coarse obnoxious person
slob sloven slovenly person
3.
a person regarded as greedy and pig-like
hog
Derived from:
pig piggy
4.
uncomplimentary terms for a policeman
bull cop copper fuzz
5.
mold consisting of a bed of sand in which pig iron is cast
pig bed
6.
a crude block of metal (lead or iron) poured from a smelting furnace