save-all

(sāvôl′)

noun

any of a number of devices which prevent waste or loss; specif.,
  1. a sail placed to catch wind passing by the regular sails
  2. a net spread between a ship and pier while cargo is being loaded or unloaded

See save-all in American Heritage Dictionary 4

noun
  1. Any of various devices for preventing waste, damage, or loss.
  2. A receptacle for catching the waste products of a process for further use in manufacture.
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