Australian National Dictionary Photo: sue dani
How good is 'Straya - the lucky country that has coined so many colloquialisms.
Mark Gwynn is the editor of numerous Australian Oxford dictionaries and thesauruses.
He is also a senior researcher with the Australian National Dictionary Centre.
Mark talks to Kathryn about demystifying Aussie slang and the origins of many words and sayings, including G'day, petrolhead and eshay.