wtf dream Share definition Flag A dream that's so out there that when you wake up, the first thing you think of is "WTF?!?" Person A: "I had a wtf dream last night! I somehow walked out of my house and the Titanic was in my backyard sailing across!" Person B: "WTF?!?" wtf dream by Ras-Man March 28, 2009 0 0 Get merch Get the wtf dream mug. Buy Now — $32.95 See more merch