1. long thin parts that stick out from the heads of insects and some other animals, used for touching and sensing
Usage: plural of feeler
2. careful attempts to find out what people think about something or to make contact
Usage: informal; usually in phrase ‘put out feelers’

Examples

• The butterfly’s feelers helped it detect the flower’s scent.
• Ants use their feelers to communicate with each other.
• The lobster waved its feelers as it moved across the ocean floor.
• She put out feelers to see if anyone was interested in buying her car.
• The company sent out feelers to potential investors.
• He’s putting out feelers for a new job opportunity.