DictionaryruskHard dry bread
noun

rusk

RUSK/rʌsk/

A hard, dry biscuit or piece of twice-baked bread.

The broken rusk reveals a dry, porous interior and brittle crumbs.

A close-up still life of golden twice-baked bread rusks, with one broken piece exposing a dry, crisp, porous interior and scattered brittle crumbs.
Etymology

Rosca names a coil or spiral and a twisted roll of bread, supplying the bread connection behind the English biscuit name. Its deeper origin is unknown, possibly pre-Latin Iberian.

More examples

  • He spreads butter on a rusk for breakfast.
  • The bread slices go back into the oven to become rusks.
  • Crushed rusks give the casserole a crisp topping.

Forms

rusk · rusks

Similar words

toast
Bread browned by heat, often still soft inside.
cracker
Usually thinner and made from dough rather than sliced bread.