That which is *compellingly* the correct or appropriate thing to use, do, say, etc. Always capitalised, always emphasised in speech as though capitalised. Use of this term often implies that in fact reasonable people may disagree. "What's the Right Thing for Lisp to do when it sees "(mod a 0)"? Should it return "a", or give a divide-by-0 error?"
Opposite: Wrong Thing.
So there's really no reason to not do the right thing at this point.
The interrogations… were legal, essential, justified, successful, and the right thing to do.
You think everybody is bad, but it turns out that some people are trying hard to do the right thing.
People are forever being unjustly persecuted, struggling with their conscience, risking all to do the right thing.
This may be the right thing to say, but it's not necessarily the smart thing.
Therefore this stiffness in his figure was just the right thing.
I was only aimin' to skeer him into doin' the right thing by me.
You all think that it is the right thing for me to preach about 'faith.'
And if you want to do the right thing say that he's just like Archie.
The course he had decided to adopt was the right thing—as to that he had no sort of doubt.