Scrabble?! CRUST

Definitions of CRUST in various dictionaries:

noun - the outer layer of the Earth

noun - a hard outer layer that covers something

noun - the trait of being rude and impertinent

verb - form a crust or form into a crust

The hard outer portion or surface area of bread.

A piece of bread consisting mostly of the hard outer portion.

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.

The exterior portion of the earth that lies above the Mohorovi?i> discontinuity.

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.

Insolence; audacity; gall.

To cover with a crust.

To form into a crust.

To become covered with a crust.

To harden into a crust.

verb - to form a crust (a hardened outer surface)