Definition of bottle-jack:
(n) :
A container, typically made of glass or plastic and having a tapered neck, used primarily for holding liquids.
(n) :
The contents of such a container.
(n) :
A container with a rubber nipple used for giving liquids to infants, a baby bottle.
(n) :
(British, informal) (originally bottle and glass as rhyming slang for "arse") Nerve, courage.
(n) :
(attributive, of a person with a particular hair color) A container of hair dye, hence with one’s hair color produced by dyeing.
(n) :
(figurative) Intoxicating liquor; alcohol.