Good job a GPS might show this! (3,2,2)

I haven't cracked this one yet — but the brilliant team at Times for the Times have:

I was baffled by the first definition but Collins COBUILD advises that you can say ‘Way to go’ to show that you are pleased or impressed by something someone has done. Not in my lingo. If someone said it to me I’d assume they meant I had not completed the task in hand.