Used as a disparaging term for a poor white person.
(southern US) A peckerwood sawmill.
Origin of peckerwood
- Alteration (by transposition of the two members of the compound) of woodpecker
From American Heritage Dictionary of the English Language, 5th Edition
- Inversion of woodpecker. Application to white people is due to the perception that the woodpecker is a symbol of whites, whereas the crow is a symbol of blacks.