whistle for

Travelling Magpies fans were due to be held back inside the stadium after the final whistle for a period of up to one hour for their own safety.

Did they whet your whistle for the book?

Everton's Abdoulaye Doucoure and Liverpool's Curtis Jones were sent off after the final whistle for second yellow cards.

The public needs to be reminded of what DEI actually is, rather than allowing Republicans to continue to use it as a dog whistle for unchecked racism and bias.

He often distinguishes himself as someone who sticks up for neighborhood identity — what some consider a dog whistle for “NIMBYism,” a colloquial term for opposition to large multifamily housing projects or other unwelcome development.