the difficulty or speed with which something is done
hard/rough/slow etc going
I'm getting the work done, but it's slow going.
good going/not bad going
We climbed the mountain in three hours, which wasn't bad going.
the act of leaving a place [= departure]:
His going will be no great loss to the company.
if a book, play etc is heavy going, it is boring and difficult to understand
if you suggest doing something while the going's good, you think it should be done before it becomes difficult or impossible:
Let's leave while the going's good.
when the conditions become difficult, strong people begin to do something in a determined way
6 British English
the condition of the ground, especially for a horse race