salt mine

noun
  1. a mine from which salt is excavated.
  2. Usually salt mines. a place of habitual confinement and drudgery: After two weeks of vacation it will be back to the salt mines for the staff.

Origin of salt mine

First recorded in 1675–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


Examples from the Web for salt mine

Historical Examples of salt mine