How to Use "whistle" with Example Sentences

1. A shrill whistle was heard outside .

2. As putin spoke , and as the national audience watched , many in the crowd started to jeer and whistle .

3. Before the air brake , railroad engineers would stop trains by cutting power , braking their locomotives and using the whistle to signal their brakemen .

4. Julian south came all the way from staffordshire to whistle .

5. I heard a loud police whistle .