Related Clues:

• Gesture encoding a message
• A wink or a nod, maybe
• Misaligns indication
• Raise the French getting poor result - is that an indication of something?
• Notable; warning sign
• Gesture, motion
• It's a symptom of gals in distress
• Remarkable network soldiers erected
• Electrical transmission; striking in importance
• Wink or nod
• You get an electronic one for mic
• Remarkable cue
• Traffic stopper, perhaps
• Traffic or turn follower
• Noteworthy contributor to rail safety