Bible Dictionaries
Black-Jack

Webster's Dictionary

(1):

(n.) A name given by English miners to sphalerite, or zinc blende; - called also false galena. See Blende.

(2):

(n.) The ensign of a pirate.

(3):

(n.) The Quercus nigra, or barren oak.

(4):

(n.) Caramel or burnt sugar, used to color wines, spirits, ground coffee, etc.

(5):

(n.) A large leather vessel for beer, etc.

Bibliography Information
Webster, Noah. Entry for 'Black-Jack'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​b/black-jack.html. 1828.