Green Island /ˈɡɹiːn ˈaɪ̯.lənd/ noun2 •An island of Antigua and Barbuda. •An islet off the coast of Kennedy Town, Central and Western district, Hong Kong, situated to the north of Sulphur Channel off Hong Kong Island.Soon you will steam through a narrow channel separating Hong Kong Island from the appropriately named Green Island and Little Green Island. — 2009