Dreadful trousers which have a mind of their own and flap disobediently in the wrong (East-West) plane.
Those lovely tweed slacks have turned into East-Westers since the ruddy dry cleaner ruined them and are only fit for gardening in now
Trousers of style which obediently hold a crease in the correct (North - South)plane.
That young woman in Radiotherapy had on some great North-Southers!