PUSAN Meaning of PUSAN in English n.Pronunciation: ' pü- ˌ sän, ' bü- Variant: or Bu · san \ ' bü- \ Function: geographical namecity & port SE S. Korea on Korea Strait pop 3,655,437 Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012