sweat bag

1. 1.

   a porous bag (usually of canvas) that holds water and cools it by evaporation

   Broaderbag

Questions about sweat bag

What does sweat bag mean?

sweat bag means "a porous bag (usually of canvas) that holds water and cools it by evaporation".

Is sweat bag a common word?

sweat bag is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.