ninth island
n.β Β«βItβs poi,” he laughed. This was one of the reasons Bob came to the California Hotel, aka Hawaiiβs ninth island. “Try some? The saimin noodles are also good.”Β» ββHawaiians flock to California Hotel for island comforts in the desert” by Irene Lechowitzky San Diego Union-Tribune (California) Oct. 12, 2003. (source: Double-Tongued Dictionary)