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black-jack - 1 dictionary result

Black-jack

Black"-jack`\, n. 1. (Min.) A name given by English miners to sphalerite, or zinc blende; -- called also false galena. See Blende.

2. Caramel or burnt sugar, used to color wines, spirits, ground coffee, etc.

3. A large leather vessel for beer, etc. [Obs.]

4. (Bot.) The Quercus nigra, or barren oak.

5. The ensign of a pirate.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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