Definition of “stumbling block” - English Dictionary

british dictionary

“stumbling block” in American English

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stumbling blocknoun [ C ]

us /ˈstʌm·blɪŋ ˌblɑk/

a difficulty that prevents progress, understanding, or agreement:

Several major stumbling blocks must be resolved.

(Definition of “stumbling block” from the Cambridge Academic Content Dictionary © Cambridge University Press)