A person who lies as much as he shits and rarely bathes or changes clothes which allows him to maintain a highly unpleasant odor that can only be described as the Must.
"that dude that said he had a 10 inch dick was such a dunny."
"this room stinks"
"ya that dunny left the must"
"this room stinks"
"ya that dunny left the must"
by doodypie69696969 November 16, 2008