Crumb

n. [A-S. crume, from cruman, acruman, to break or crumble into small pieces; D. kruim, L. Ger. krōme, H. Ger. krume.] [Written also crum.] 1. A small fragment or piece; especially, a small piece of bread or other food, broken or cut off. Desiring to be fed with the crumbs which fell from the rich man's table. Luke xvi. 21. 2. The soft part of bread. Dust unto dust, what must be, must: If you can't get crumb, you'd best eat crust. Old Song. To a crumb, with great exactness; completely.—To gather up one's crumbs, to recover strength.