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Definition of Lip-synch
1. Verb. Move the lips in synchronization (with recorded speech or song). 
Definition of Lip-synch
1. Verb. (alternative spelling of lip-sync) ¹
¹ Source: wiktionary.com
|  | 
1. Verb. Move the lips in synchronization (with recorded speech or song). 
1. Verb. (alternative spelling of lip-sync) ¹
¹ Source: wiktionary.com