Definition of hackwood in English:

hackwood

Pronunciation /ˈhakwʊd/

noun

dialect British, US
  • A hackberry (or hagberry) tree.

    In British context: a tree of the genus Prunus. In U.S. context: a tree of the genus Celtis.

Origin

Mid 19th century; earliest use found in George Johnston (1797–1855), physician and naturalist. From hack- + wood.