Today's OED antedating: "to second-guess"

To second-guess, to judge or to criticize in hindsight (v., sec 2, first use cited 1946): Untitled item by Franklin P. Adams, New York Tribune, October 6, 1915, p 9, col 1: "Of course, there is always that 'second guess' coming from those who pick after the game is lost or won."