piggy

Short definition from Wiktionary

Noun

1. 1
   A pig (the animal).
2. 2
   A guinea pig.
3. 3
   A toe.
4. 4
   A pig, a greedy person.
5. 5
   A member of the police.

Adjective

1. 1
   resembling a pig: greedy
2. 2
   resembling a pig: slovenly, dirty
3. 3
   resembling a pig: lecherous, often in a sexist way.