1 adj Offshore means situated or happening in the sea, near to the coast.
ADJ n
...Britain's offshore oil industry., ...offshore islands.
Offshore is also an adverb., adv ADV after v, be ADV, oft amount ADV
One day a larger ship anchored offshore..., When they hit the rocks, they were just 500 yards offshore.
3 adj Offshore investments or companies are located in a place, usually an island, which has fewer tax regulations than most other countries. (BUSINESS) ADJ n
The island offers a wide range of offshore banking facilities.