back to the salt mines
Resume work, usually with some reluctance, as in With my slavedriver of a boss, even on Saturdays it's back to the salt mines. This term alludes to the Russian practice of punishing prisoners by sending them to work in the salt mines of Siberia. Today the term is only used ironically. [Late 1800s] Also see keep one's nose to the grindstone.
Words nearby back to the salt mines
back talk,
back the wrong horse,
back to back,
back to basics,
back to the drawing board,
back to the salt mines,
back to the wall,
back up,
back vent,
back walkover,
back water