Tinfoil hat mode engaged: How the Saints win one more title in a rigged NFL

Tinfoil hat refers to theories, hypotheses, etc. that are generally considered very unlikely and the stuff of wild imaginations by people that either have too much time on their hands, are paranoid, or in some other state of being a little mentally off kilter.

People also use it in self-deprecating contexts as a way to say "Hey y'all, I know this might sound crazy, but..."