No, but it can be spelled "hard tack" with a space.
Hardtack # Hardtack is most often used in the civil war.# Hardtack is dipped in coffee, tea, soup, etc.# It is very crunchy that is why it is used for dipping in things#
Its a maritime term for salted beef, by extension anything spartan or rough-house as one might say a hard-tack (Usually hyphenated) Life-Style.
Operation Hardtack - commando raid - happened in 1943-12.
1800
Hardtack
Hardtack Is a hard bread or cracker fed to soldiers in the Civil War.
During the Civil War, dried biscuits were called hardtack.
Hardtack
in clock square
Hardtack is pretty good with butter and a little salt sprinkled on it. However, not all people like the taste.
It is not hyphenated.
hardtack and grits