Looking for the meaning or definition of the word Botany Bay? Here's what it means.
Proper noun
(geography) A bay in New South Wales, south of Sydney Cove, Australia; the site of a landing by explorer Captain James Cook and later of the First Fleet, and originally planned to be the site of the first penal colony in Australia.
The penal colony, actually established at Sydney Cove, which developed into the now city of Sydney.