frail railer Share definition Flag Someone who only sleeps with super skinny people. The opposite of a chubby chaser. Amanda is a frail railer--she only rails the frail guys. She's a hose hog for the bony pony. frail railer by Salohcin2 July 14, 2020 0 0 Get merch Get the frail railer mug. Buy Now — $32.95 See more merch