Babbling brook = a cook
Baby's cries = eyes
Bacon and eggs = legs
Baden Powell = a towel
Bag of fruit = a suit
Bag a' yeast = a priest
Bag of fleas = knees
Ball of twine = railway line
Bandicoot = a root (sexual intercourse)
Barmaid's blush = a flush (as in poker)
Barney Maguire = a fire
Barrel of fat = a hat
Bar of soap = the pope
Bat and ball = a wall
Beecham's Pill = a dill (a fool)
Bees and honey = money
Betty Grable = a table
Billy buck = to f--- (sexual intercourse)
Billy goat = coat
Billy lids = the kids
Bird's lime = the time
Blade of grass = ass
Blood blister = sister
Bo Peep = sleep
Bob Hope = soap
Bobby Martin = a carton
Bobby rocks = a pair of socks
Bold as brass = a bit of ass (to be lucky/to show off)
Bona fide = terrified
Boots and socks = the pox (V.D.)
Botany Bay = to run away (to depart quickly)
Bottle of coke = a bloke
Bottle and glass = the arse
Bottle stopper = a copper (policeman)
Brace and bit = a tit
Brahms and Liszt = pissed (drunk)
Brave and bold = cold
Bread and jam = a tram
Bristol cities = titties
Bubble and squeak = a leak (to urinate)
Bugs Bunny = money
Bullock's liver = a river
Butcher's hook = feeling crook (sick)
Butcher's hook = to look at
Buttons and bows = toes