infixtigate Share definition Flag (verb) To investigate a situation looking for a problem, and if there is one, to fix it. Hey Rubin, why not infixtigate that bug where entering a Mexican Standoff while performing a shotgun barrage breaks the standoff event. infixtigate by Stingo! December 10, 2008 0 0 Get merch Get the infixtigate mug. Buy Now — $32.95 See more merch