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English definition of “frustrate”

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frustrate

verb [T]  /ˈfrʌs·treɪt/ us  

frustrate verb [T] (ANNOY)

to annoy someone or cause someone to be disappointed or discouraged: People are frustrated with the politicians. Customer service is important, so businesses can’t afford to frustrate customers.

frustrate verb [T] (BLOCK)

to block something from being achieved; prevent the success of a plan or effort: For now there are enough votes to frustrate the administration on issue after issue.
(Definition of frustrate from the Cambridge Academic Content Dictionary © Cambridge University Press)
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