Smut may refer to: Smut (fungus), a group of plant parasitic fungi Smut (comics), an adult British comic title dating back to the 1980s 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