rusks

Noun

rusk (countable and uncountable, plural rusks)

1. A rectangular, hard, dry biscuit.
   • […] he brought a large basket of rusk or biscuit, and three jars of fresh water, into the boat.1719 May 6 (Gregorian calendar), [Daniel Defoe], The Life and Strange Surprizing Adventures of Robinson Crusoe, […], London: […] W[illiam] Taylor […], →OCLC
2. A twice-baked bread, slices of bread baked until they are hard and crisp; zwieback.
   • A newly-arrived couple at the next table […] admitted that “this was more like” and that if the Alpenrose could also produce a proper cup of tea it would be just like home. Bill Andreyef, who was eating a lightly-boiled egg and a rusk, regarded the other diners with resentment.1956, Delano Ames, chapter 25, in Crime out of Mind
3. A weaning food for children.
4. A cereal binder used in meat product manufacture.

See all 11 meanings of rusk