the window is open Share definition Flag what you say to your best friend when the one girl that got away is single again. Chad: Dude, Courtney just got divorced, the window is open! Brad: Oh shit! the window is open by marblecakealsothegame13 September 25, 2018 0 0 Get merch Get the the window is open mug. Buy Now — $32.95 See more merch