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jack oak
noun
the blackjack,
Quercus marilandica.
Origin of jack oak
An Americanism dating back to 1810–20
Words nearby jack oak
jack in
,
jack ketch
,
jack ladder
,
jack mackerel
,
jack mormon
,
jack oak
,
jack of all trades
,
jack of all trades, master of none
,
jack off
,
jack pine
,
jack plane