lip sync

noun

combining audio and video recording in such a way that the sound is perfectly synchronized with the action that produced it; especially synchronizing the movements of a speaker's lips with the sound of his speech

• Syn: ↑lip synchronization, ↑lip synchronisation, ↑lip synch

• Hypernyms: ↑recording, ↑transcription

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noun

Etymology: lip synchronization

1. : lip synchronization

2. : the relationship that exists between sound and action in a sound motion picture when the two are in synchrony

3. : sound in a sound motion picture that is perceived as proceeding from concurrent action in distinction from sound that is heard but perceived not to be proceeding from concurrent action : synchronous dialogue

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lip sync or lip synch,

1. synchronization of lip movements with sound previously recorded: »

Pantomiming to a record…is a convenient ruse known as “lip sync” (Time).

2. synchronization of a voice with lip movements filmed previously, as in the preparation of a dubbed, native-language version of a foreign film.

lip-sync or lip-synch «LIHP _SIHNGK», intransitive verb, transitive verb.

to move the lips in synchronization with (sound previously recorded): »

The Raes…will be seen lip-synching their hit song “A Little Lovin' ” (Maclean's).