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English definition of “be not (quite) right in the head”

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be not (quite) right in the head

informal
to not have one or more of the mental abilities that most people have
Translations of “be not (quite) right in the head”
in Chinese (Traditional) 精神不正常…
in Chinese (Simplified) 精神不正常…
(Definition of be not (quite) right in the head from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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