noun Australian informal (formerly)
a person who is experienced, esp in life in colonial Australia
an experienced convict
Words That Are Older Than You ThinkThe first citation of "OMG" in the Oxford English Dictionary appears in a 1917 letter from the British admiral John Arbuthnot Fisher to Winston Churchill.
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012