Definition of "lip-sync" []

• To move lips in synchronization with sounds (generally recorded) so it appears they are the source of the sounds. (verb)

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• "The Broadway musical, a mishmash of jukebox lip-sync faves, was adapted from the Oscar-winning film by Stephan Elliott, who wrote and directed the movie, and Allan Scott, who collaborated on the book."
• "Beyond the white picket fences of American suburbia lies a seamy underbelly where a psychopathic rapist inhales amyl nitrate and makes his friends lip-sync Roy Orbison and bring him Pabst Blue Ribbon."
• "But locals know this is La Cueva, a Spanish speaking-only bar where women with false eyelashes and hair like exotic birds writhe and lip-sync to Mexican pop music."