a. To transfer (recorded material) onto a new recording medium.
b. To copy (a record or tape).
To insert a new soundtrack, often a synchronized translation of the original dialogue, into (a film).
To add (sound) into a film or tape: dub in strings behind the vocal.
noun
The new sounds added by dubbing.
A dubbed copy of a tape or record.
A mostly instrumental style of music originating in Jamaica, produced by remixing existing recordings to emphasize bass and drum rhythms and adding audio effects