Brown Tunnel FLood Share definition Flag When A guy fucks a girl in the ass and instead of cumming you pee in her butt Dylan tryed to do a brown tunnel flood but mr. condon caught him befor he did Brown Tunnel FLood by Dylan Swistak February 6, 2008 0 0 Get merch Get the Brown Tunnel FLood mug. Buy Now — $32.95 See more merch