What does it mean to dream about pig?
A pig can mean abundance and good luck or greed and excess, depending on the feeling, and sometimes points to something you judge as unclean.
Four ways to read it
Each reading below comes from a named tradition and a cited source, so you can see where it came from and decide what fits your dream.
Freud
Freud would read appetite and indulgence, the wish to consume, and at times disgust at one's own desires.
After Freud, The Interpretation of Dreams (Brill trans., 1913), public domain.Jung
Jung would see fertile, instinctual abundance, and the shadow of greed when appetite goes unchecked.
Jungian concept (our summary).Modern
Continuity ties pigs to waking themes of plenty, indulgence, or self-judgment about excess.
Continuity hypothesis (our summary).Mythological
The pig was sacred to Demeter as a sign of fertility, yet Circe turned greedy men into swine, abundance and base appetite in the one animal.
Rosmerta Publishing editorial synthesis (after Bulfinch; Frazer).