voiceover

noun
UK /ˈvɔɪsˌəʊvə/
US /ˈvɔɪsˌoʊvər/

A voiceover is when someone talks over a video or show but you do not see them.

The cartoon used a famous actor for the voiceover of the dragon.


OTHER MEANINGS

2. The spoken words recorded separately and added to a film or advertisement.

The commercial's voiceover described the new phone's features.

3. The act or job of speaking the narration for a production.

She earns extra money doing voiceover work for documentaries.

4. A translation of dialogue spoken over the original audio in a film.

The foreign film was shown with a voiceover instead of subtitles.