Idioms about pigs and dogs

Pigs and dogs are not as good as pigs, mud pigs and dogs, mud pigs and dogs, pigs and dogs, dogs and dogs, dogs and pigs don't eat leftovers, mud pigs and dogs, and pigs are not as good as dogs.

A man of abject or coarse

Basic explanation

Metaphor is a humble or vulgar person. Just like "mud pig dog".