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Webster 1913 Edition

Verb.

[From the root of

smear

To smear with something which stains, or makes dirty; to smutch; to begrime; to soil; to sully.

I’ll . . . with a kind of umber

smirch

my face.

Shakespeare

Noun.

A smutch; a dirty stain.

Verb.

smerch. [from murk, murky.] To cloud; to dusk; to soil; as, to smirch the face. [Low.]