whistle

To make a piercing sound which signals a referee's action or the end of a game.

Very clean.

Worthless or pointless.

To have a drink; to quench one's thirst.

To engage in idle conversational fantasies.

To request or ask for with no chance of success.

To make a show of bravery despite one's fears; to put on a brave face.

To attempt something that is futile; to say something that is not heeded.

To ignore or deny obvious facts; to continue despite problems.

To attempt to stay cheerful in a dire situation; to proceed with a task, ignoring an upcoming hazard, hoping for a good outcome.

A small train station.

To gather (especially people or dogs) together, calling them by whistling.

a plantation path on which enslaved people carried meals from the kitchen building to the main house, and stories say they had to make music by blowing through their lips on the way to prove they ate none of the food