[zwahy-bak, -bahk, zwee-, swahy-, swee-; German tsvee-bahk]

Origin of zwieback

1890–95, Americanism; < German: twice-baked, equivalent to zwie twice + backen to bake. See twi-, bake; cf. biscuit Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for zwieback

Historical Examples of zwieback

British Dictionary definitions for zwieback


  1. a small type of rusk, which has been baked first as a loaf, then sliced and toasted, usually bought ready-made

Word Origin for zwieback

German: twice-baked
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for zwieback

1894, from German Zweiback "biscuit," literally "twice-baked," from zwei "two, twice" + backen "to bake;" loan-translation of Italian biscotto (see biscuit).

Online Etymology Dictionary, © 2010 Douglas Harper