Provides a new soundtrack for

• Gives a new name to
• Fixes the soundtrack
• Fixes a soundtrack
• Fixes the soundtrack again
• Fixes, as a flawed soundtrack
• Edits, as a voice-over
• Voices over, as a voiceover

Wiktionary Word definitions in Wiktionary
n. (plural of redub English) vb. (en-third-person singular of: redub )