go on then(redirected from Go on then!)
go on then
1. informal Sure; I accept. A: "Would you like some more cake?" B: "Hmm, I'm supposed to be on a diet. Oh, go on then, give me another slice."
2. informal Proceed; go ahead. Well, go on then—open the envelope and see what the letter says!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.