cardinal sin
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
To his new coach, the spectacular move constituted a cardinal sin.
From The Wall Street Journal ● Sep. 11, 2026
Before Robby and Al-Hashimi engage in any real ideological tussles, though, she commits the cardinal sin of suggesting they change the trauma center’s nickname to something else.
From Salon ● Jan. 8, 2026
But laughing at the Fuhrer is perhaps the cardinal sin when living under fascism—this is no joke.
From Slate ● Feb. 16, 2025
Attributing consciousness to animals based on their responses was seen as a cardinal sin.
From BBC ● Jun. 15, 2024
He had committed the cardinal sin of putting his own interests ahead of the organization and the people.
From "Long Walk to Freedom" by Nelson Mandela
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