1 If you flatly deny, refuse, or disagree with something or someone, you do it completely or in a very clear and firm way. --
The speech he delivered yesterday was followed almost immediately by a speech from one of his colleagues flatly contradicting him.
I am flatly opposed to the idea that in the public sector of education any service which is performed should be performed meanly.
I would flatly repudiate the idea that we are favouring the owner-occupier as against the tenant.
I want a categoric answer to why the two letters are flatly contradictory because someone is telling lies.
We on this side flatly reject that philosophy.
I suppose that that is another example of my timorousness in tackling problems with which her own party flatly refused to deal.
What is more, it is flatly contradicted by experience.
You reject it flatly because you do not understand the first thing about it.