The term BORNEO SWINGER is a combination of two words, 'Borneo' and 'SWINGER'. Borneo is an island located in Southeast Asia, and is the third largest island in the world. SWINGER is a term used to describe someone who engages in recreational sexual activities with multiple partners. The crossword solution for this term is ORANG, which is the Malay word for 'PERSON'. Therefore, Borneo SWINGER can be defined as a PERSON from Borneo who engages in recreational sexual activities with multiple partners.