What is "sunbaker"

n. (context Australia English) One who sunbakes, a sunbather.

Sunbaker is a 1937 black-and-white photograph by Australian modernist photographer Max Dupain, depicting the head and shoulders of a man lying on a beach, taken from a low angle. The iconic photograph has been described as "quintessentially Australian", a "sort of icon of the Australian way of life". and "arguably the most widely recognised of all Australian photographs."