- a mine from which salt is excavated.
- 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
When and where was the first salt-mine established in England?
When you go to Salzburg (on which I congratulate you) you may go to see, if you like, the salt-mine of Hallein.Letters to an Unknown