Peyton Manning in Super Bowl 50 against the Carolina Panthers - Photo: Timothy A. Clary/AFP/Getty Images
The mystery has been solved. While speaking at the Adobe Summit in Las Vegas in March, Peyton Manning talked about the meaning of the word "Omaha" he often used at the line of scrimmage.
"Omaha was just a indicator word," Manning said. "It was a trigger word that meant we had changed the play, there was low time on the clock and the ball needed to be snapped right now to kind of let my offensive lineman know that 'Hey, we'd gone to Plan B, there's low time on the clock.'"