What is litotes?

Use of another word as not to blatantly state the truth but not also lying.

I have learnt something new!

Bala, The phrase, ""Ain't""ain't" a word"! comes to mind!

It is a way of being subtle or diplomatic about a uncomfortable subject.

Meesh, don't think so. Imight be wrong but calling a large person, 'Tiny'. Is a very simple example?