gouranga means golden limbs and refers to the last avartar of
god who descended to earth 500 years ago.
This incarnation chaitanya mahaprabhu was golden in complection and so named golden limbs gauranga. he appeared in india and demonstrated how by chanting hare krishna mantra the soul is noticebly cleansed and
perfection will be had through this process.
Hare krishna hare krishna krishna krishna hare hare hare
rama hare rama rama rama hare hare.