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.

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

For most coaches, that is a cardinal sin.

From BBC • Mar. 17, 2025

But laughing at the Fuhrer is perhaps the cardinal sin when living under fascism—this is no joke.

From Slate • Feb. 16, 2025

If you’re an opinion journalist, a cardinal sin is to express a view you really don’t believe — or stoop to fabrication.

From Los Angeles Times • May 1, 2023

It would have been a cardinal sin to cover up those luscious chestnut locks.

From "Americanized" by Sara Saedi