1. a person who adds sound, dialogue, or music to a film or video after it has been recorded
Usage: common in film and television production
2. a person who creates or performs dubstep or dub music
Usage: informal; music industry

Examples

• The dubber carefully synchronized the actor's voice with the lip movements on screen.
• A skilled dubber can enhance a film's emotional impact through sound design.
• The dubber added ambient noise and sound effects to the nature documentary.
• Many dubbers work in post-production studios in major film centers.
• The dubber mixed multiple audio tracks to create the final soundtrack.