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English definition of “diehard”

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diehard

adjective [not gradable]  /ˈdɑɪˌhɑrd/ us  
unwilling to change or give up your ideas or ways of behaving, even when there are good reasons to do so: a diehard conservative
Translations of “diehard”
in Chinese (Traditional) 不易改掉,不容易戒掉…
in Russian преданный, несгибаемый…
in Turkish ölümüne, ölesiye savunma…
in Chinese (Simplified) 不易改掉,不容易戒掉…
in Polish zatwardziały, zagorzały…
(Definition of diehard from the Cambridge Academic Content Dictionary © Cambridge University Press)
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