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crumb

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The definition of a crumb is a tiny bit of something.

(noun)

An example of a crumb is a morsel of cake.

Crumb is defined as covering with tiny particles of food.

(verb)

An example of crumb is to add a mixture of crushed cookies to the top of an apple pie.

See crumb in Webster's New World College Dictionary

noun

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

Origin: ME crome < OE cruma, lit., scraping from bread crust, akin to Ger krume < IE *gr-eu, to scratch, scrape (> Ger krauen, to scratch) < base *ger-, to turn, twist

transitive verb

Rare to crumble
to clear of crumbs: to crumb a table
Cooking to cover or thicken with crumbs

See crumb in American Heritage Dictionary 4

crumb

noun

A very small piece broken from a baked item, such as a cookie, cake, or bread.
A small fragment, scrap, or portion: eraser crumbs; not a crumb of kindness for you.
The soft inner portion of bread.
Slang A contemptible, untrustworthy, or loathsome person.

verb crumbed, crumb·ing, crumbs

verb, transitive