Hamstershack Share definition Flag Local bar and/or dive in which you spend countless hours getting incredibly drunk. Man: Wow! You look like death today.Woman: I know, I was at the Hamstershack last night... Hamstershack by Mil.Friendly November 15, 2011 0 0 Get merch Get the Hamstershack mug. Buy Now — $32.95 See more merch