1) Army rations 2) Biscuit 3) Biscuit of a sort 4) Biscuit type 5) Exclusively Anglo word 6) Exclusively Saxon word 7) Grub with your grog 8) Military food 9) Miniatures game 10) Mountain mahogany 11) Pilot biscuit 12) Pilot bread 13) Saltless bread 14) Sea biscuit 15) Ship biscuit 16) Word with Anglo-Saxon origins Found on https://www.crosswordclues.com/clue/hardtack
Hardtack (or hard tack) is a simple type of cracker or biscuit, made from flour, water, and sometimes salt. Inexpensive and long-lasting, it was and is used for sustenance in the absence of perishable foods, commonly during long sea voyages and military campaigns. The name derives from the British sailor slang for food, `tack.` It is known by ot..... Found on http://en.wikipedia.org/wiki/Hardtack
[game] Hardtack is a set of rules for American Civil War miniature wargaming by Lou Zocchi. It was published as a thirty-page pamphlet by Guidon Games in 1971, with an introduction by Gary Gygax and artwork by Don Lowry. Hardtack was the first set of American Civil War rules published in the United States and had an early following. Though ... Found on http://en.wikipedia.org/wiki/Hardtack_(game)
(also sea biscuit) A hard biscuit or bread made from flour and water baked into a moisture-free rock to prevent spoilage; a pirate ships staple. Hardtack has to be broken into small pieces or soaked in water before eaten. Found on https://www.encyclo.co.uk/local/23412