To hold a vote for something and then reject an unwanted result in favor of one of your choosing. Named for an incident in which NASA held an online poll to name their new space module. Stephen Colbert won, but NASA has decided against naming their module the "Colbert."
Alice: "Did you see Time's 'Person of the Year' poll? Moot is number one right now."
Bob: "You know they're just going to pull a NASA and ignore him, right?"