(dub′ing) noun
1. Material for softening leather and making it waterproof.
2. Pieces of wood, etc., for filling up deep depressions or interstices in a wall before plastering.
3. The material of the body of a fishing fly. [<DUB¹]

(dub′ing) noun
The re–recording of a sound record, in whole or in part, where a change in volume levels or frequency characteristics is necessary; especially, the synchronized conversion of a motion–picture sound track from the language of the original cast into some other language. [<DUB⁵]