backmasking

noun back·mask·ing \ ˈbak-ˌma-skiŋ \

Definition of backmasking

plural backmaskings
:the encoding of audio materials (such as words conveying a secret message) on a recording in such a way that they can only be heard and understood when the recording is played backwards
  • Of the new bills, Rhode Island's is unique in that it calls for several different labels, including one that says “parental warning: this record contains backmasking that makes a verbal statement when this program is played backwards” …
  • —Richard HarringtonWashington Post14 Mar. 1990
called also backward masking

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First Known Use of backmasking

1982


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to suppress quietly or indirectly

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