The ship has sailed
Fandom: Used to express joy when a fan's ship comes to pass esp. in a TV show.
Oh my gosh! They kissed! They finally kissed! The ship has sailed!
that ship has sailed
term oft used to establish an opportunity lost
Ever hopeful he would get back together with his girlfriend,Paul finally realized "that ship has sailed" when he heard she married another.
My ship hath/has sailed
A phrase many shippers use to say that their ship has been confirmed. Oftentimes, a headcannon.
Andrew: My ship hath/has sailed!
Mark: What ship?
Andrew: You know, my headcannon.
Mark: What ship?
Andrew: You know, my headcannon.