"Blend of Ja and Corey"
The name Jacorey is commonly a male name from the "American" origin.
Jacorey is a modern American formed name rather than an inherited one. It reads as the established name Corey with the Ja- prefix that recurs in twentieth-century American coinages, and it first appears in United States birth records in 1980. No meaning or older linguistic source is attached to it in the record.
The pronunciation of Jacorey is juh-KOR-ee.