A slang term used to describe a
posh/upper middle class woman, e.g - "bolly" referring to the expensive drink Bollinger, and "kecks" referring to knickers.
Ashes to Ashes - Series 1 Episode 1
Gene: Don't be ridiculous Granger, airs and graces this one, - likes a drop of
bolly before she gets her
knickers off.
(Hence the name
Bolly-kecks, used to describe Alex)