Crusty

·adj Having a hard exterior, or a short, rough manner, though kind at heart; snappish; peevish; surly.

II. Crusty ·adj Having the nature of crust; pertaining to a hard covering; as, a crusty coat; a crusty surface or substance.

crusty
Sturdy; morose; snappish. A low word.--Johnson. Provincial in various parts of England. A word, says...

Dictionary of American Words And Phrases by John Russell Bartlett.
crusty beau
One that uses paint and cosmetics, to obtain a fine complexion. ...

Dictionary of The Vulgar Tongue by Francis Grose
crusty fellow
A surly fellow. ...

Dictionary of The Vulgar Tongue by Francis Grose