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An outside toilet.

Country of origin: Australia
I need to go to the dunny.
by Evo May 16, 2003
44 54
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"
by doodypie69696969 November 15, 2008
22 38
Short abbreviation for the word, "dunce".
Omfg breh, he's such a dunny.
by DunnyDunce April 03, 2011
14 31
Used as an insult, specifically as a synonym for 'idiot' or 'retard'.

Possibly a derivative of 'dunce'. Used in Gloucestershire, UK.
Chloe: How's work?
Amy: It was sound, but then they hired new people and they're all right dunnies. Specially this guy called Rob. He's the biggest dunny of all.
by JJome February 08, 2011
10 27
Explosive diarrhea similar in color to Dunn Brothers Coffee.
I had a dunny today and it took five sham wows to soak it all up.
by iknowalotofwords September 15, 2009
8 25
The stereotypical australian word for toilet that falsely implies aussie toilets are jusst a hole in a block of wood when they're not.
I'm just hopping off to the dunny for a bit.
by Chris January 08, 2005
24 42
Dunny, is a colloquial term for the shop 'dunelm mill', the most evil place on earth. Charcterised by its incompetent and immature staff, all of whom wear grotesque green uniforms
Lui: what are you doing tomorrow?
Vez: I'm at the Dunny
Lui: Oh that sucks!
by fold August 21, 2006
16 45