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English definition of “self-defeating”

self-defeating

adjective uk   /ˌself.dɪˈfiː.tɪŋ/ us    /-t̬ɪŋ/
describes something that causes or makes worse the problem it was designed to avoid or solve: self-defeating regulationsUseless and futile
(Definition of self-defeating from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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