Definition of "save-all" in English

noun

1. (now rare) Something that prevents waste or loss.

2. (now chiefly historical) A device in a candlestick to hold the ends of candles, so they can be burned all the way down.

3. A trough to prevent waste in a paper-making machine.

4. (nautical, now historical) A small sail sometimes set under the foot of another sail, to catch the wind that would pass under it.