Apparently coined as a pejorative by the organized lumber-products industry.
- A small-scale sawmill, often with older equipment not capable of producing wood of uniform dimension.
1949, Egon Glesinger, The coming age of wood:
- The thousands of gasoline-powered "peckerwood" sawmills that scatter wood waste across the landscape, and the big lumber, veneer, and pulp mills that stand in distant isolation from one another
- (Southern US) Any small-scale production operation.