How do you use "Go on then"?
When I watch British tv show, I hear the phrase half the time but American that much .

I assume it means like "Go ahead", am I right?

Question

How do you use "Go on then"?
When I watch British tv show, I hear the phrase half the time but American that much .

I assume it means like "Go ahead", am I right?

Answer

A couple of situations where you could use "go on then"
Can I pour you another coffee? - Go on then
Someone wants to tell you something they think is interesting - go on then