I'm dying Share definition Flag A term commonly used on the internet for when someone is laughing very hard or simply can't stop laughing. Oh my god I'm dying, rip me. That was so fucking funny. I'm dying by Murica March 25, 2016 Word of the Day on March 29, 2016 0 0 Get merch Get the I'm dying mug. Buy Now — $32.95 See more merch