A signal (like a light or sound) used to alert people to possible danger or to instruct them to stop or proceed with caution.

खतरे या सतर्कता का संकेत देने वाला सिग्नल

English Usage: The guard signal alerted the workers to evacuate the site immediately.

Hindi Usage: गार्ड सिग्नल ने श्रमिकों को तुरंत स्थल खाली करने के लिए सतर्क किया।

To give a signal that serves as a warning or instruction to be cautious.

सतर्क रहने का संकेत देना

English Usage: On the highway, the officer will guard signal when it's safe to cross.

Hindi Usage: हाईवे पर, अधिकारी तब सिग्नल देंगे जब क्रॉस करना सुरक्षित हो।