Meanings of final taunt in English

And her laugh came again as she flung her final taunt.

Now when he saw Robert approaching he couldn't forego the pleasure of a final taunt.

What had Robin done after he had left her that afternoon with his final taunt?

David Lorimer admitted the murder, and explained the long irritation and the final taunt which had produced it.

Madame Dravikine had been justified in the first part of her reproof; though nothing, probably, could have excused the bitter insult of her final taunt.