Poughkeepsie

Poughkeepsie is the Winchesters' secret distress signal to each other meaning that something is wrong and they are to drop everything and run.

Appearances

 * Season 9
 * Road Trip
 * Season 14
 * Nihilism

Trivia

 * The exact choice of word is never explained.
 * The two times the Winchesters are known to have used it, one is possessed by an angel and the other is trying to help them expel the angel from their body.