YourDictionary

crumb

noun

  1. a very small piece broken off something; small particle or bit, esp. of bread, cake, etc.
  2. any bit or scrap: crumbs of knowledge
  3. the soft part of bread within the crust
  4. Slang a worthless, disgusting, or despicable person
    also crumbum

transitive verb

  1. Rare to crumble
  2. to clear of crumbs: to crumb a table
  3. Cooking to cover or thicken with crumbs

See crumb in American Heritage Dictionary 4

Learn more about crumb

link/cite print suggestion box