WHISTLE FOR YOUR NIPPLE a game that involves firmly gripping the nipple of a compatriot and shouting 'Whistle for your nipple'; the painful grasp is only released when the victim manages to whistle, which is nigh on impossible due to extreme pain and/or mirth ...UK playground sl.
WHITE HEN'S CHICKENS extremely pleasant or desirable persons
...Bk1913-17 Amer. dial.
WHITE HORSE diluted alcohol used as a beverage ...Bk1913-17 Amer. dial.
WHITEWASHING during the winter, when there is snow or ice on the ground, the action of tripping someone over and then getting as many people as possible to gather and kick as much snow/ice/slush over them as possible ...c1983 UK playground sl.
WIDE AND SIDE far and wide ...a900 obs.
WIDOW-MAKER a dead branch caught high in a tree which may fall on a person below ...Amer. sl.
WIDOW-MAKER a killer or potential killer of men
WIELD THE SCEPTRE to exercise supreme authority, to rule ...L16
WIG a severe reprimand ...L18 colloq.
WIG an eccentric ...1950s Amer. sl.
WIG the mind ...1950s Amer. sl.
WIG to reprimand severely ...E19 colloq.
WIGGER a White person who tries to emulate or acquire cultural behaviour and tastes attributed to Black people ...L20 US sl.
WIGGY not in control of one's emotions ...1810 US sl.
WIG-PICKER a psychiatrist ...US sl.
WIGS ON THE GREEN violent or unpleasant developments, ructions ...orig. Irish
WIGSBY a person wearing a wig ...L18 jocular arch.
WILD MARE'S MILK rot-gut liquor ...20C US sl.
WILD QUIRT diarrhoea ...17C colloq.
WILTED intoxicated with alcohol ...20C US sl.
WIMBLE the penis ...19C Brit. sl.
WIND-CHEATER one who breaks wind frequently ...20C Brit. sl.
WINDER a breaking of wind ...20C US sl.
WIND-MILL the anus ...E19 Brit. sl.
WINDOW PANE the drug LSD ...M20 US drugs sl.
WIND UP THE CLOCK to have sexual intercourse with a woman ...19C Brit. sl.
WINGER a friend ...1943 Brit. sl., chiefly services' sl.
WITH A SINGLE EYE sincerely, honestly, guilelessly ...arch.
WONK a non-Aboriginal Australian; used contemptuously or dismissively ...1938 Aust. sl.
WOODEN SUIT a coffin ...1968 sl.
WOOD'S COLT a bastard ...Bk1913-17 Amer. dial.
WOOFITS an unwell feeling, esp. in the head, or moody depression ...1918 sl.
WORD FROM THE BIRD, THE the genuine truth ...1950s Amer. sl.
WORK A FLANKER to trick, to swindle ...1920s sl.
WORTH A PULL worth investigating ...19C sl.
WUZZER a has-been ...Bk1913-17 Amer. dial.