Zwieback
Zwieback (tsvē"bak`) , noun
[German, from zwie- two, twice (see Twice) + backen to bake.]
A kind of biscuit or rusk first baked in a loaf and afterwards cut and toasted.
Zwieback (tsvē"bak`) , noun
[German, from zwie- two, twice (see Twice) + backen to bake.]