- The definition of crust is the hard, outer part of a loaf of bread, or a layer of pastry covering a pie, or a hardened layer on something.
- The brown outer part of white bread that you may have to cut off your child's sandwich is an example of crust.
- A tiny old piece of the end of a loaf of bread that you might throw to the ducks is an example of a crust of bread.
- A layer of dough on the bottom and top of an apple pie is an example of a crust.
- A hard film on top of soft pudding is an example of crust.
- Crust is defined as forming a hard outer layer.
When the ice freezes over a lake, this is an example of when it crusts.
Crusts cut from a sandwich.
- the hard, crisp outer part of bread
- a piece of this
- any dry, hard piece of bread
- the pastry shell of a pie
- any hard surface layer, as of snow or soil
- a hard deposit formed by wine on the inside surface of a bottle
- Slang audacity; insolence; gall
- Geol. the solid, rocky outer portion or shell of the earth; lithosphere
- Med. a dry, hard outer layer of blood, pus, or other bodily secretion
Origin of crustMiddle English cruste ; from Old French or L: Old French crouste ; from Classical Latin crusta: for Indo-European base see crude
- to cover or become covered with a crust
- to form or harden into a crust
- a. The hard outer portion or surface area of bread.b. A piece of bread consisting mostly of the hard outer portion.c. A piece of bread that has become hard and dry.
- A pastry shell, as of a pie or tart.
- A hard crisp covering or surface: snow with a firm crust.
- A hard deposit formed on the interior of a wine bottle as the wine matures.
- Geology a. The solid, outermost layer of the earth, lying above the mantle.b. The outermost solid layer of a planet or moon.
- The hard outer covering or integument of certain plants and animals, such as lichens and crustaceans.
- An outer layer or coating formed by the drying of a bodily exudate such as pus or blood; a scab.
- Informal Insolence; audacity; gall.
verbcrust·ed, crust·ing, crusts
- To cover with a crust.
- To form into a crust.
- To become covered with a crust.
- To harden into a crust.
Origin of crustMiddle English cruste, from Old French crouste, from Latin crusta; see kreus- in Indo-European roots.
(countable and uncountable, plural crusts)
- A more solid, dense or hard layer on a surface or boundary.
- The external layer of most types of bread.
- An outer layer composed of pastry
- The bread-like base of a pizza.
- (geology) The outermost layer of the lithosphere of the Earth.
- The shell of crabs, lobsters, etc.
- (uncountable) Nerve, gall.
- You've got a lot of crust standing there saying that.
- crust punk (a subgenre of punk music)
(third-person singular simple present crusts, present participle crusting, simple past and past participle crusted)
Latin crusta (“hard outer covering”) via Anglo-Norman and Old French cruste, from Proto-Indo-European *krus-to (“that which has been hardened”), from *kreus (“to form a crust, begin to freeze”), related to Old Norse hroðr (“scurf”), Old English hruse (“earth”), Old High German hrosa (“crust, ice”), Latvian kruwesis (“frozen mud”), Ancient Greek κρύος (kruos, “frost, icy cold”), κρύσταλλος (krustallos, “crystal, ice”), Avestan [script?] (xruzdra-, “hard”), Sanskrit क्रुड् (kruḍ, “thicken, make hard”)