what does "It's going." mean?
A:How's that going?
B:It's going.
what does "It's going." mean? where is he going?

Question

Answer

The reply 'It's going' is used when you have no interest in having a conversation, or are having a day so bad you can't make yourself to lie  that 'It's going good'.

Answer

This is basically a way of deflecting the question and letting them know things are hard but you're dealing with it at the same time.