- a blast of air or steam laden with sand, used to clean, grind, cut, or decorate hard surfaces, as of glass, stone, or metal.
- the apparatus used to apply such a blast.
verb (used with or without object)
- to clean, smooth, etc., with a sandblast.
- a jet of sand or grit blown from a nozzle under air, water, or steam pressure
- to clean, grind, or decorate (a surface) with a sandblast