1 definition by HarryBoy88
adjective - the gradual browning of water that occurs when a poo is laid in the chamber (AKA cistern) of a toilet.
"We should leave this hostel soon - Billy just laid one in the chamber. It's murkifying right now, and I don't want to be around when it gets flushed"
by HarryBoy88 January 24, 2010