B & S or Ball Bachelor's & Spinster's Ball a night out on the town
Bail Leave, depart, shot through, disappear, GO!
Barbie Barbecue or B.B.Q
Barney Argument or fight
Barrack Cheer loudly for your favourite team
Bastard A term of endearment "You Bastard!"; an illigatimate son of a bitch
Battler Someone struggling financially, against the odds, always had hard luck
Bean counter An accountant
Beaut Beautiful, good, O.K., as in "U-Beaut!"
Berk An idiot or a fool
Betcha As in "I bet you!" (wager)
Big bik-kies Lots of money
Big-Note Brag or boast about your self
Big Smoke Big city or town
Bik-kie Biscuit
Billabong Waterhole or place to drink
Billy Tin or container used to boil water for tea, in the bush when camping
Bingle Car accident
Boob Tube A strapless, boneless, shapeless brassiere made of a stretch fabric
Bities Biting insects
Blow-in Newcomer; someone who has just arrived
Bludger Lazy person; someone who gets out of work
Blue Argument; make a mistake
Bluey A redhead!?; traffic ticket
Boofhead Idiot; stupid
Bonza Great! U-Beaut! OK!
Bottle Shop Liquor store
Brek-kie Breakfast;1st meal of the day
Brickie Bricklayer or someone who works in the construction industry
Brumby A wild horse
Buckley's NON No chance, no hope at all
Buck's night Stag party; last fling
Bunch of Fives Punch with a fist
Bunyip Mythical Australian creature
Bush Outside the city; rough country
Burl Give it a go; try or attempt to do
Bushie A member of the Volunteer Bush Fire Brigade
Bushman's Clock A kookaburra
Bushranger Outlaw A robber; bandit or highwayman
Bushwalking Hiking or walking in the bush for pleasure
Bust a gut Work hard; giving your all out effort