'W'
WA Western Australia
Waddy A wooden club; a stick
Waffle Nonsense
Wag -to- To skip some thing eg "he wagged school"
Wagga blanket A covering used by tramps, made by cutting open a chaff bag or flour sack and hemming it roughly
Wagga grip A leather strap or binding through the pommel D's of a saddle. Also called jug handle and monkey
Wake up -a- An alert person
Waler A light type of horse used for Army purposes or any horse exported from New South Wales
Walkabouts -go- To wander around; to disappear for an extended period of time eg "He's gone walkabouts"
Wallaby An outback track
Walloped -to be- To be beaten in a fight or a game
Wally -a- Someone who makes mistakes and needs to be told in a friendly way eg "you should recycle, and don't be a Wally with water" 
Waltz Matilda To carry a swag or bluey
Wanna rage Would you like to drink vast amounts of alcohol with me until we both drop?
Warb A low paid manual worker; a dirty or untidy person; a simpleton or fool
Warby Insecure; unwell
Warrigal Anything wild or untameable
Washerwoman A type of cicada
Waterbag A portable canvas container for water; a teetotaller or temperance fanatic
Waterhole -the- Pub or hotel; any place that serves alcohol
Watsons -bet like the- To bet large sums of money on a horse race
Wattle A dirty or untidy person
Wax borer A person who talks drearily and at length
Weatherboards The outside cladding of a house, made from wood
Wedding tackle A man's penis
Weekender A cottage or shack at some beach or bush resort where weekends and holidays are spent
Westralia Western Australia
Wet -a- A simpleton or fool
Wet -get- To become angry
Wet -the- The rainy season in Australia's north from December to March
Whacked Very tired
Whacko Good; hurrah; an ejaculation of pleasure or approval
Whadayawant Might I enquire about your needs
Wharfie -a- Any person working at the docks
What it takes Money; courage; stamina; ability.
What's this, bush week A derisory phrase, usually indicating that the speaker is not deceived by another. Also, what do you think this is bush week
Whinge -to- To complain at length; to grouse; to whine
Whinger A constant complainer
Whip the cat -to- To cry over spilt milk; to complain about misfortune
Whirl -give it a- Try it; do it;
Whisky drinker A type of cicada
White ant -to- To undermine or sabotage
White pointer -a- A police highway patrol; 
White pointers A woman on the beach, who is sunbathing topless 
Who's robbing this coach Mind your own business
Widgie The female companion of the bodgie
Willy A supply of betting money; a man's penis
Willy nilly -it's- It's kept very untidy
Willy -throw a- To have a fit
Willy Willy A brief but wild dust storm of cyclonic type
Wing ding -a- A party
Wipe To dispense with
Witchetty Edible grub like larva of any of several species of longicorn beetle. Also, witchetty grub
Wobbly -to chuck a- To have a tantrum
Wog A germ or parasite; anything small
Wommera An aboriginal spear throwing instrument
Wonk A white man or white woman
Wood on -have the- To have an advantage over an opponent
Woolblind Used to describe a sheep the eyes of which have become covered with long wool
Woolclasser A dog which bites sheep
Woolloomooloo Yank A Sydney youth who imitates US speech and habits in an effort to colour his personality
Woolscour A shed where wool is washed
Woolshed A large building on a sheep station where sheep are shorn
Woop Woop The hypothetically most rustic of all rustic townships in Australia
In a matter of speech "He has gone to Woop Woop" means ...... he has gone to a place far away from civilisation
Word -to- To accost with fair speech
Word up -to- To advise person
Works -get on someone's- To annoy, anger, infuriate a person
Works -the- Everything; the lot eg "A hamburger with the works, please" 
Wouldn't it Exclamation of disgust or disapproval
Wowser A killjoy; a blue stocking; a puritan
Write off -it's a- It has been destroyed completely, and can't be repaired
Wurley A rough hut