Cite
 

Meaning of blue jack

blue' jack'.

Pronunciation: [key]
  1. See

blue•jack

Pronunciation: (bl'jak"), [key]
— n.
  1. a small oak, Quercus incana, of the southern U.S., having crooked branches and blue-green leaves. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.