English version

a chink in somebody’s armour

From Longman Dictionary of Contemporary Englisha chink in somebody’s armoura chink in somebody’s armourFAULT/something WRONGa weakness in someone’s character or in something they have said, that you can use to attack them chink
Examples from the Corpus
a chink in somebody’s armourPerhaps spotting a chink in Clinton's armour, the Republicans have further accused him of stirring up feeling against the war.Perhaps there was a chink in the Tuer armour?The film-makers used a chink in the technological armour to record the candidates in their unguarded, uncensored private moments.
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