1) Bawdy. Smutty story; an indecent story.
2) A copper. A grate. Old iron. The cove was lagged for a smut: the fellow was transported for stealing a copper.
·vt To taint with mildew, as grain. II. Smut ·vt Obscene language; ribaldry; obscenity. III. Smut ...
Webster's Dictionary of the English Language
corn when turned black in the field. North. Whence SMUTTY, black. North. ...
A glossary of provincial and local words used in England by Francis Grose