1. (Science: chemical) a name given by english miners to sphalerite, or zinc blende; called also false galena. See blende.
2. Caramel or burnt sugar, used to colour wines, spirits, ground coffee, etc.
3. A large leather vessel for beer, etc.
4. (Science: botany) The quercus nigra, or barren oak.
5. The ensign of a pirate.