Definition of "second-guess" [second-guess]

• To criticize or correct after an outcome is known. (verb-transitive)
• To outguess. (verb-transitive)
• To predict or anticipate: "She can second-guess indictments” ( Scott Turow). (verb-transitive)
• To criticize a decision after its outcome is known. (verb-intransitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "But I think an even better idea is to get rid of the save altogether, that way we can all be shocked and appalled, but nobody has to second-guess a decision or make Casey feel like crap that he's still there and that perhaps the best vocalist in the competition has gone home."
• "Worse, we may acknowledge them but then second-guess and quickly bury them."
• "Knicks team president Donnie Walsh said last summer he will "second-guess myself forever " on the deal."