English

Noun

lip sync ‎(plural lip syncs)

1. the synchronization of audio and video signals such that there is no lack of simultaneity between them

Verb

lip sync ‎(third-person singular simple present lip syncs, present participle lip syncing, simple past and past participle lip synced)

1. to move the lips in synchronization with recorded sound

   Debbie lip-synced the theme song to All In The Family.‎

Alternative forms

• lipsync
• lip-sync
• lip-synch