Definition of "lip-syncs" [lip-syncs]

• Third-person singular simple present indicative form of lip-sync. (verb)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "One day she might be the stoic saint coping with marital adversity or the Mother Teresa of The X Factor, smiling beatifically as her kids perform for her; the next she might be the hard-nosed bitch who lip-syncs her way through a "live" TV performance while her X Factor wannabes have to do it for real, and who is happy to advertise L'Oréal shampoo while wearing hair extensions."
• "BOWLING GREEN AP -- Impersonating pop singer Justin Bieber has proven lucrative for an Ohio teen who lip-syncs Bieber's songs and dances and poses for pictures while pretending to be the teen heartthrob at birthday parties and other events around the country."
• "He lip-syncs (bummer) his way through the classic diddy with some help from the craziest backup dancers we have ever seen, including Darth Vader and a gorilla."