English pronunciation of “dun”

dun

uk How to pronounce dun adjective in British English
us How to pronounce dun adjective in American English
uk How to pronounce dun verb in British English
us How to pronounce dun verb in American English

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