Meanings of first tryst in английском

I have reserved for the conclusion of my "Annabel" phase the account of our unsuccessful first tryst.

What would she herself think, if he were to fail her at their first tryst after those days of bliss?

As luck would have it, the evening of Hanna and Adam's first tryst, Simon is rushed into surgery for testicular cancer.

With a beating heart, half opened lips, and uplifted lashes, Leonidas awaited the coming of his divinity like a timorous virgin at her first tryst.