n. A large, hard biscuit made from unleavened flour and water; formerly used as a long-term staple food aboard ships.
the GNU version of the Collaborative International Dictionary of English
n. A name given by soldiers and sailors to a kind of unleavened hard biscuit or sea bread. Called also pilot biscuit, pilot bread, ship biscuit and ship bread
n. Any of several mahogany trees, esp. the Cercocarpus betuloides.
The Century Dictionary and Cyclopedia
n. Large, coarse, hard biscuit baked without salt and kiln-dried, much used by sailors and soldiers: ship-biscuit.
n. Same as hardhead, 6.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a mountain mahogany
n. very hard unsalted biscuit or bread; a former ship's staple
Word Usage
"“A new delicacy I found out about,” he said, and looked sidelong at Picard, “called hardtack.”"