Surf lifesaving signs, main beach at Newcastle...

Surf lifesaving signs, main beach at Newcastle, New South Wales, Australia. The outer pair of signs limit the encroachment of surfboard riders; the inner pair of signs limits the bathing section. The central sign shows any warning to bathers. Picture taken April 2007. – Peter Ellis – Talk 18:52, 24 April 2007 (UTC) (Photo credit: Wikipedia)

N

Nasho : National Service (compulsory military service)
Naughty, have a : have sex
Never Never : the Outback, centre of Australia
Nipper : young surf lifesaver
No drama : same as ‘no worries’
No worries! : Expression of forgiveness or reassurance (No problem; forget about it; I can do it; Yes, I’ll do it)
No-hoper : somebody who’ll never do well
Not the full quid : not bright intellectually
Nuddy, in the : naked
Nun’s nasty, as dry as a : dry
Nut out : hammer out or work out (an agreement, say)

O

O.S. : overseas (“he’s gone O.S.”)
Ocker : an unsophisticated person
Offsider : an assistant, helper
Old fella : penis
Oldies : parents – “I’ll have to ask my oldies”
Op shop : opportunity shop, thrift store, place where second hand goods are sold.
Outback : interior of Australia
Oz : Australia!