Hardtack — synonyms, definition
1. hardtack (Noun)
4 synonyms
pilot biscuit pilot bread sea biscuit ship biscuit
2 definitions
hardtack (Noun) — Very hard unsalted biscuit or bread; a former ship's staple.
hardtack (Noun) — A mountain mahogany.
3 types of
biscuit mahogany mahogany tree