subtrain Share definition Flag A short burst of subscriptions coming within a short period of time, typically to a live gaming stream as on Twitch. I final tabled a poker tournament that I was live streaming on Twitch when I got a subtrain of 20. subtrain by benfolds55 January 11, 2016 0 0 Get merch Get the subtrain mug. Buy Now — $32.95 See more merch
