Definitions

1. noun

A high-pitched sound produced by forcing air through a narrow opening, typically with the tongue or lips.

“The referee blew the whistle to end the game.”

2. verb

To produce a high-pitched sound, typically by forcing air through a narrow opening, such as the tongue or lips.

“She whistled as she walked down the street.”

3. verb

To signal or indicate something, especially by producing a high-pitched sound.

“He whistled to get the dog’s attention.”

4. verb

To behave in a manner that attracts attention, often in a positive way.

“The new employee whistled while working, making her coworkers smile.”

5. noun

A device that produces a high-pitched sound, often used for signaling or warning.

“The fire alarm had a loud whistle that could be heard from a distance.”