that ship (has) already sailed

that ship (has) already sailed

Some option, choice, or opportunity is no longer available or possible. I thought I'd still be eligible for their internship program, but it sounds like that ship already sailed. If you were hoping to ask Mollie out, that ship has already sailed—she's going to the dance with Peter.
See also: already, sail, ship, that
Farlex Dictionary of Idioms.
See also:
  • that train (has) already left the station
  • that train has left the station
  • fetch and carry
  • fetch and carry (for someone)
  • joe job
  • stay on
  • get a/(one's) foot in the door
  • get a/(one's) leg in the door
  • have a/(one's) foot in the door
  • a leg in the door