blackjack oak | sense examples, Usage and Definition from wordnet dictionary online

Noun blackjack oak has 1 sense

blackjack oak, blackjack, jack oak, Quercus marilandica - a common scrubby deciduous tree of central and southeastern United States having dark bark and broad 3-lobed (club-shaped) leaves; tends to form dense thickets
--₁ is a kind of scrub oak