crusty

crusty is an   Adverb

Definition:

[1] Having the nature of crust; pertaining to a hard covering; as, a crusty coat; a crusty surface or substance.

[2] Having a hard exterior, or a short, rough manner, though kind at heart; snappish; peevish; surly. Thou crusty batch of nature, what`s the news Shak.

Synonyms: