English Reference

Idiom

red flag

Meaning

Something that will enrage a particular person; a red rag.

Meaning adapted from Wiktionary, available under CC BY-SA 4.0.

Examples

“His rude behavior is a major red flag.”

“She noticed a red flag when he refused to talk about his past, so she decided to be careful.”

“Ignoring every red flag during the initial negotiations, the investors proceeded with the merger, only to discover the company was deeply in debt.”

Examples

simple

“His rude behavior is a major red flag.”

contextual

“She noticed a red flag when he refused to talk about his past, so she decided to be careful.”

complex

“Ignoring every red flag during the initial negotiations, the investors proceeded with the merger, only to discover the company was deeply in debt.”

Key words

Related idioms

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English Reference