Meaning of throw bag in English:

throw bag

noun

  • 1A piece of life-saving equipment comprising a lightweight fabric bag which pays out a length of rope when thrown, used to rescue people in difficulties in the water.

  • 2A small weighted pouch designed to be attached to a lightweight rope and thrown or launched over a high tree branch, in order to position a climbing or rigging line in a tree.

Origin

1980s.