Definition of through the mill
- They've been (put) through the mill in the months since their father died.
: a building provided with machinery for grinding grain into flour
: a machine or apparatus (such as a quern) for grinding grain
: a machine for crushing or comminuting
: to subject to an operation or process in a mill: such as
: to grind into flour, meal, or powder
: to shape or dress by means of a rotary cutter
: a money of account equal to ¹/₁₀ cent
: variant spelling of mil:2
: a million dollars
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