dog bread noun2 •(old-fashioned) A bread made for dogs to consume; a dog biscuit.A large quantity of the different kinds of damaged meal is annually baked in London into what is called dog-bread, for kennels, &c. — 1810 •(US) A variant of cornbread, sometimes made into patties and fried.I guess the "dog bread" Miss Dora threw into the backyard was too great a treat to walk out on. She made it with hot water instead of milk and it was crusty and brown. — 2009