on the up and up

[cclaff]

I disagree with the posted definition. It means instead, truthful, honest, and straigtforward. It does not mean optimistic or happy.

 

[heidita]

I disagree with the posted definition. It means instead, truthful, honest, and straightforward. It does not mean optimistic or happy.

Where did you see that definition? I found this one, it agrees with your opinion. I am not familiar myself with the idiom.

Open and honest, as in Dad has always been on the up-and-up with them. The precise allusion in this term is unknown. [Colloquial; c. 1860]

cheers

 

[Anglika]

Are you talking about this?
On the up and up If you are on the up and up, you are making very good progress in life and doing well.