Smut

Smut may refer to:


 * Smut (fungus), a group of plant parasitic fungi
 * Smut (comics), an adult British comic title dating back to the 1980s
 * Smut, a band based in Chicago, Illinois
 * A colloquial term for obscenity in general or pornography in particular
 * Jimmy Means, a former NASCAR driver nicknamed "Smut"
 * "Smut", a song by Tom Lehrer from his 1965 album That Was the Year That Was, referencing the colloquial meaning of the term