'Save-all' definitions:

Definition of 'save-all'

(from WordNet)
noun
A receptacle for catching waste products for further use
noun
A sail set to catch wind spilled from a larger sail
noun
A net hung between ship and pier while loading a ship

Definition of 'Save-all'

From: GCIDE
  • Save-all \Save"-all`\, n. [Save + all.] Anything which saves fragments, or prevents waste or loss. Specifically: (a) A device in a candlestick to hold the ends of candles, so that they be burned. (b) (Naut.) A small sail sometimes set under the foot of another sail, to catch the wind that would pass under it. --Totten. [1913 Webster] (c) A trough to prevent waste in a paper-making machine. [1913 Webster]