if, as and when

if, as and when (not comparable)

1. (informal, chiefly law) In the event that the thing being discussed comes to pass.
   • 1944, Thomas Reed Powell, letter to William O. Douglas, quoted in Melvin I. Urofsky (1989), '"Dear Teacher": The Correspondence of William O. Douglas and Thomas Reed Powell', Law and History Review 7(2), page 364,

     No one cares about what a judge thinks, if, as and when. All that counts is what he says.

   • 1988, Harry Brown, A Walk in the Sun‎, →ISBN, page 75:

     The whole thing, Tyne decided, would make a nice problem to mull over in his old age -- if, as, and when.

   • 2001, The Man Who Wasn't There, spoken by Freddy Riedenschneider (Tony Shalhoub):

     We'll talk about appeals if, as and when.

• when, as, and if