Whistle Icon - Visual Symbol for Alerts, Referees, and Emergency Signals #3809039 (License: Personal Use)

This stylized illustration shows a metallic whistle with a lanyard loop and dynamic red lines radiating from its mouthpiece, representing sound or urgency. The design is clean and cartoon-like, suitable for clipart use in digital media, presentations, or educational materials. It conveys concepts like authority, warning, or starting/stopping action.

Frequently used on educational websites, sports training pages, safety instruction guides, or as an interface icon for alert notifications. Matches user intent for visual metaphors of signaling, enforcement, or emergency response.