1 definition by HarryBoy88

Top Definition
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 23, 2010
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