Usually means: Hard, dry cracker for sailors.
Definitions Related words Mentions
We found 17 dictionaries that define the word sea biscuit:

General (15 matching dictionaries)
  1. sea biscuit: Merriam-Webster
  2. sea biscuit: Oxford Learner's Dictionaries
  3. sea biscuit: American Heritage Dictionary of the English Language
  4. sea biscuit: Collins English Dictionary
  5. sea biscuit: Vocabulary.com
  6. sea-biscuit: Wordnik
  7. sea biscuit: Wiktionary
  8. sea biscuit: The Wordsmyth English Dictionary-Thesaurus
  9. sea biscuit: Infoplease Dictionary
  10. sea biscuit: Dictionary.com
  11. Sea-biscuit, Sea biscuit (echinoderm), Sea biscuit: Wikipedia, the Free Encyclopedia
  12. sea biscuit: Rhymezone
  13. sea biscuit: FreeDictionary.org
  14. sea biscuit: Mnemonic Dictionary
  15. sea biscuit: TheFreeDictionary.com

Computing (1 matching dictionary)
  1. Sea-biscuit: Encyclopedia

Slang (1 matching dictionary)
  1. sea-biscuit, sea biscuit: Urban Dictionary

(Note: See sea_biscuits as well.)

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Definitions from Wiktionary (sea biscuit)

▸ noun:  (countable) Synonym of cake urchin
▸ noun:  (countable, uncountable, historical) Synonym of hardtack

Similar:
hardtack, pilot bread, pilot biscuit, ship biscuit, cake urchin, sea chestnut, urchin, sea hedgehog, sand cookie, sea pie, more...

Types:
cracker, rye bread, pumpernickel, sodcracker, pretzel, bagel, more...

Adjectives:
aspic, salmon, anadromous, salmon pink, cod, shallow, calver, dab, brit, lax, musky

▸ Words similar to sea biscuit

▸ Usage examples for sea biscuit

▸ Idioms related to sea biscuit

▸ Wikipedia articles (New!)

▸ Words that often appear near sea biscuit

▸ Rhymes of sea biscuit

▸ Invented words related to sea biscuit

Similar:
hardtack, pilot bread, pilot biscuit, ship biscuit, cake urchin, sea chestnut, urchin, sea hedgehog, sand cookie, sea pie, more...

Types:
cracker, rye bread, pumpernickel, sodcracker, pretzel, bagel, more...

Adjectives:
aspic, salmon, anadromous, salmon pink, cod, shallow, calver, dab, brit, lax, musky



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