pajamadrunk Share definition Flag From the Finnish word "kalsarikännit": Drinking by yourself at your house in your underwear with no intention of going out. "Hey, you wanna hit the clubs this weekend?""Nah, I'd rather be pajamadrunk" pajamadrunk by loopthehoop June 23, 2019 0 0 Get merch Get the pajamadrunk mug. Buy Now — $32.95 See more merch