English pronunciation of “highbrow”

highbrow

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

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