Sentence examples for big red flag from inspiring English sources

Yikes, that's a big red flag!

"That was a big red flag," the teacher said.

"Condos are a big red flag in general," he said.

"That was a big red flag to us," he said.

Don't -- isn't there a big red flag up there, "Watch out"?

"If someone balks at the cost, that's a big red flag".

Any average below $20 per megawatt-hour will "raise a very big red flag," says one industry source.

"If they sound like a moody teenager, then that's a pretty big red flag," says Kerr. 8.

Researchers have been waving a big red flag that has been impossible for our politicians to miss.

Even when the overwhelming majority of scientists wave a big red flag in the air, they tend to be ignored.

See also "Corporate Courts -- A Big Red Flag On 'Trade' Agreements".