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Definition of smut

smut

/smʌt/
smut

Adverb:smuttily
•
Plural:smuts
•
Adjective:smutty
•
Past Simple:smutted
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Past Participle:smutted
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Present Participle:smutting
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smut Lexical Profile

smut Game Scores & Validity

• noun

1

Obscene, indecent, or sexually explicit talk, writing, or imagery.

Example

"The publisher refused to print the manuscript, dismissing it as cheap smut."


2

A fungal plant disease affecting cereal crops and grasses, characterized by dusty black masses of spores that resemble soot on the ears or stalks.

Example

"The agronomy team inspected the cornfields for signs of smut after the humid summer rains."


3

A small flake of soot, carbon, or grime, or a dark smudge left by it on a surface.

Example

"Coal smoke from the passing locomotive left a fine layer of smut on the windowsill."

Synonyms
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Antonyms
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• verb

1

To soil, smudge, or blacken with soot, dirt, or grime.

Example

"The leaky chimney flue smutted the freshly painted ceiling above the hearth."


2

To infect or become infected with the fungal disease smut (of grain or cereal crops).

Example

"Untreated wheat seeds can easily smut if planted in damp, contaminated soil."

Synonyms
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Antonyms
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• Rhymes for smut

Word Origin & Etymology

First recorded in the late 16th century as a verb meaning 'to smudge with soot,' likely borrowed from Low German smutt ('dirt, filth') and related to English smudge and smirch.

Cite this Entry


Wordmom. (2026). Definition of Smut. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/smut
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