cardinal sin

noun

1. theol any of the seven deadly sins

2. informal,  an unforgivable error or misjudgment

   lack of impartiality is considered a cardinal sin in broadcasting circles

Example Sentences

NBA commissioner Adam Silver has called cap circumvention “a cardinal sin.”

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For Garrahan, who still defines herself as anti-Peronist, Milei's cardinal sin was to refuse to adjust the budgets of the country's cherished public universities to reflect high inflation.

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And viewpoint-based discrimination is a cardinal sin under the First Amendment.

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NBA Commissioner Adam Silver has called attempts to circumvent it a “cardinal sin.”

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They add up to an erasure of self, its meaning elusive: “This was a cardinal sin; you could not become interested in the illness. You could not lavish on it the love and solicitation you had previously lavished on the self, even though it was the thing the self was replaced by.”

Read more on Los Angeles Times