cloudberryPronunciation: /ˈklaʊdbɛri, -b(ə)ri/Definition of cloudberry noun (plural cloudberries) a dwarf bramble with white flowers and edible orange fruit, which grows on the mountains and moorlands of northern Eurasia and northern North America. Rubus chamaemorus, family Rosaceae Origin: late 16th century: apparently from the noun cloud in the obsolete sense 'hill' + berrycloudberry in other Oxford dictionaries Definition of cloudberry in the US English dictionary