'C'

Cabbage tree

A low-crowned, broad-brimmed hat made of fan-palm leaves, popular last century

Cackyhander Name for any left handed person
Cacto The insect cactoblastis, introduced into Australia to kill prickly pear
Cactus -it's- It's dead
Cake A gold nugget; a harlot
Call it a day -to- To finish ones work for the day
Camp oven A cast iron cooking pot with lid, which is set into a hole in the ground, and then covered with red hot coals and soil.
Can it Be quiet
Can -the- The toilet
Canary stain A light yellow stain in wool that cannot be scoured white
Captain Cook -to have a- To go and have a look at something
Cark it -to- To die
Carpet A £ 1 note
Carpeted -to be- To be ask to explain; to be reprimanded
Carrion Cattle
Carry matilda To hump a swag
Carry the knot To hump a swag
Carry the mail To stand drinks
Cat -whip the- To cry over spilt milk

Catching pen

A pen in a woolshed from which a Shearer takes sheep to be shorn

Cattle duffer A cattle thief
Centralia The central areas of Australia around Alice Springs
Centre -the- The central areas of Australia around Alice Springs
Chalkie -a- A teacher

Channel country

Regions in the north-east corner of South Australia and in the south-west corner of Queensland. In wet periods, the many river courses fill and overflow, forming countless channels through the sand

Cheek -to give- To be rude; to be teasing someone
Cheer chaser One who curries favour; one who seeks popular plaudits
Cheerio Goodbye
Cheerio -a- A cocktail sausage
Cherry nose A type of cicada
Chew someone's ear To borrow money from a person
Chew the fat -to- To have a talk
China -a- An old friend
Chink A Chinese
Chinnwag -to have a- To have a good long talk with someone
Chip in -to- To pay ones share of something
Chippie -a- A carpenter
Chips Split wood used as kindling for a fire
Chloe -drunk as- Exceedingly drunk
Chock a block -it's- It's full eg "The stadium is chock a block"
Chocolate soldier A type of cicada
Choof off -to- To go; to leave
Chook A chicken
Chop A wood-chopping contest for axemen
Chop up A division of spoils
Chow A Chinese
Chrissie Christmas
Chromo A prostitute
Chronic Over-persistent; excessive; extremely disagreeable
Chuck To throw something
Chuck a charley To throw a fit
Chuck in -to- A voluntary contribution made by a number of persons, sometimes for the benefit of another, but more often to defray the costs of a celebration
Chuck off at To sneer at; to chaff
Chuck out -to- To throw something away
Chuck up -to- To vomit
Chunder Vomit
Chutty Chewing gum
Chyack To tease; jeer at
City of churches Adelaide
Claypan An area of clay which has little or no vegetation 
Cleanskin Unbranded cattle
Clear out To leave
Clever In good health; in good order; proficient. But used mainly in negative sense, eg "not too clever", which often means extremely bad
Cliner or Clinah A sweetheart; a girl-friend
Clobber -to- To hit someone
Clod hoppers Feet
Clout -to- To steal something
Clued up Very knowledgeable
Coachers Tame cattle used to decoy wild animals
Coat hanger The Sydney Harbour Bridge
Cob 'n' Co. -to- To bodgie something up instead of fixing it properly
Cobber A friend; a companion; a workmate
Cobber dobber One who betrays a friend
Cobbler The last sheep in a shearing pen
Cock -hot- Nonsense; humbug
Cock up -it's a- It has all gone wrong

Cockatoo

A small farmer; a lookout man, one who keeps guard while illegal activity is afoot; a native bird

Cockeye bob A fierce thunderstorm or coastal cyclone

Cocky

A farmer or outback settler; a sheep which has lost some of its wool;

Cods Testicles
Codswallop Nonsense; a lie
Coldie -a- A beer
Colonial duck Boned shoulder of mutton, stuffed with sage and onions
Colonial goose Boned leg of mutton stuffed with sage and onions
Combo A white man who lives with an aboriginal female
Come on -the- A trickster's inducement to his victim
Comeback The progeny of a merino ram and a crossbred ewe
Commo A Communist
Compo Workers compensation insurance

Concertina

A side of mutton or lamb; a sheep that is hard to shear because of the wrinkles in its skin

Congo A Congregationalist
Conk -to- To hit someone

Cooo-eee

A penetrating shriek, used in bush country to attract attention

Coolamon

An aboriginal wooden vessel for carrying food etc

Coolgardie safe A rough wood and sacking food bin, which serves as a crude refrigerator in the outback
Coot -a- A person of inferior qualities
Coppertail A member of the proletariat
Corella A sheep with patches of wool hanging loose
Corner A share; a share of plunder
Corner -the- The junction of the north-eastern point of the South Australia boundary and Queensland
Cornstalk An Australian
Corriedale A breed of sheep
Corroboree An aboriginal ceremonial dance; a social gathering; a public meeting; a disturbance
Corroboree water Cheap wine
Cossie A swimming costume
Coupla Several drinks, but not necessarily two; two coins which fall "heads" when tossed
Cow An unpleasant person or event
Cowyard cake A cake or bun containing a few sultanas
Cowyard confetti Nonsense; empty chatter
Crack down on To seize; to make off with; take a person to task
Crack hardy To put on a courageous front in response to misfortune
Crack it To record success in an amorous exploit
Crack onto To make a pass at someone
Cracker A £ 1 note
Crap -it's- It's nonsense; it's a lie
Crapper -the- The toilet
Cray A crayfish
Creamy A quarter-caste aboriginal girl
Crimp The "wave" in wool fibre, a visible indication of its character and quality. The smaller and more even the crimp usually the liner the wool
Croak -to- To die
Crockery Teeth
Cronk Dishonest; worthless; out-of-order
Crook Out-of-sorts; ill; angry; annoyed; spurious; worthless
Crooked on Ill disposed towards
Crow eater Anyone who lives in the state of South Australia
Cruel To spoil or ruin something, eg a person's chances of success
Crumb act -put on the- To impose on another person
Crumpet -not worth a- It's worthless
Crust -to make a- To earn a living
Crutch -stiff as a- Broke; penniless; extremely unfortunate
Cundy A small stone
Cunnamulla cartwheel A big, broad-brimmed hat
Cunning up on yourself Being so smart that one creates pitfalls for oneself
Cup -the- The Melbourne Cup horse race
Cuppa -having a- Having a cup of tea or coffee
Curl the mo -to- To succeed; to win outstandingly
Curly Nickname for any bald person

Currency

An old term used to describe a person born in Australia

Curry -to give- To abuse someone; to express anger at a person
Curse A tramp's swag or bluey
Cushie -to have it- To have it easy
Custards Pimples
Cut A job as a Shearer, eg "get a cut at a station"
Cut lunch Sandwiches
Cut out To separate cattle or other stock from a herd; to complete shearing at a shed; to complete any task