Crumb, v. t. [imp. & p.
p. Crumbed (kr?md); p. pr. & vb.
n. Crumbing (kr?m"?ng).] To break into
crumbs or small pieces with the fingers; as, to crumb
bread. [Written also crum.]
Crumb (krŭm), n. [AS.
cruma, akin to D. kruim, G. krume; cf. G.
krauen to scratch, claw.] [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. Fig.: A little; a bit; as, a
crumb of comfort.
3. 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.
Crumb brush, a brush for sweeping crumbs
from a table. -- To a crum, with great
exactness; completely.