an inhabitant of an island
"The local islander greeted every visitor with a warm smile upon arriving at the beach."
A person who lives on an island.
"The term "Islander" is often used as an abbreviation for a Prince Edward Islander in local sports and community discussions."
Abbreviation of Prince Edward Islander.
In plain English: An islander is someone who lives on an island surrounded by water.
"The islander welcomed every visitor with warm smiles and fresh fruit."
The word is formed by adding the suffix "-er" to "island." It entered English in place of an older, displaced term that also meant a person living on an island.