Ban·jar·ma·sin also Ban·djar·ma·sin 
(băn′jər-mäsĭn, bän′-)
(băn′jər-mäsĭn, bän′-) A city of Indonesia on a delta island of southern Borneo. An important deep-water port, Banjarmasin was part of a Hindu kingdom in the 14th century and passed to Muslim rulers in the 15th century.