De-railed Brownstreak Share definition Flag Any smudged turd not on the inside of a toilet. Man, Jim had the biggest de-railed brownstreak ever across his forehead. De-railed Brownstreak by ThatCrazyMexicanGuy November 27, 2010 0 0 Get merch Get the De-railed Brownstreak mug. Buy Now — $32.95 See more merch