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Verb: sponge off
  1. Clean with a sponge, by rubbing
    - sponge down
  2. [informal] Ask for and get free; be a parasite
    - mooch [N. Amer, informal], bum [informal], cadge [informal], grub [informal], sponge [informal], bludge [Austral, NZ, informal]

Derived forms: sponged off, sponging off, sponges off

Type of: obtain, rub