- The hard external coat or covering of anything; the hard
exterior surface or outer shell; an incrustation; as, a crust of snow. - The hard exterior or surface of bread, in distinction from
the soft part or crumb; or a piece of bread grown dry or hard. - The cover or case of a pie, in distinction from the soft
contents. - The dough, or mass of doughy paste, cooked with a potpie; --
also called dumpling. - The exterior portion of the earth, formerly universally
supposed to inclose a molten interior. - The shell of crabs, lobsters, etc. - A hard mass, made up of dried secretions blood, or pus,
occurring upon the surface of the body. - An incrustation on the interior of wine bottles, the result
of the ripening of the wine; a deposit of tartar, etc. See Beeswing. - To cover with a crust; to cover or line with an
incrustation; to incrust.
2 . Crust
[ v. i.]
- To gather or contract into a hard crust; to become
incrusted.