biscuitnoun/ˈbɪs.kɪt/

• 1

  A small, flat, baked good which is either hard and crisp or else soft but firm; a cookie.

  • Weighed myself at the gym and have hit 10st 8lb, a sure sign of things getting out of control—so I can’t even console myself with a chocolate biscuit.
• 2

  rareA small, usually soft and flaky bread, generally made with baking soda, which is similar in texture to a scone but which is usually not sweet.

• 3

  A cracker.

  • cheese and biscuits
  • water biscuits
• 4

  nauticaltransportAny of several hard bread or breadlike foodstuffs, especially those formerly supplied to naval ships and armies, made with very little water, kneaded into flat cakes, and slowly baked, and which often became infested with weevils.

  • Near-synonyms: tack, bread
  • He was a long, earnest man, and though born on an icy coast, seemed well adapted to endure hot latitudes, his flesh being hard as twice-baked biscuit.
• 5

  A form of unglazed earthenware.

  • Charm'd by your touch, the kneaded clay refines, / The biscuit hardens, the enamel shines […].
  • In 1740, Thomas Whieldon of Little Fenton made 'toys' in either the clay or biscuit state. They were coloured with zaffre, copper, manganese, etc. and glazed with black, red or white lead.
• 6

  A light brown colour.

• 7

  artsbusinesscarpentryA thin oval wafer of wood or other material inserted into mating slots on pieces of material to be joined to provide gluing surface and strength in shear.

• 8

  slangA plastic card bearing the codes for authorizing a nuclear attack.

biscuitverb/ˈbɪs.kɪt/

• 1

  To fire (pottery) in a kiln, without a ceramic glaze.

• 2

  To take part in the sport of tubing, riding down a river on an inner tube.