English pronunciation of “jumbo”

jumbo

uk How to pronounce jumbo adjective in British English
us How to pronounce jumbo adjective in American English
uk How to pronounce jumbo noun in British English
us How to pronounce jumbo noun in American English

(English pronunciations of “jumbo” from the Cambridge Advanced Learner’s Dictionary & Thesaurus and from the Cambridge Academic Content Dictionary, both sources © Cambridge University Press)