Định Nghĩa và Ý Nghĩa của "[put] out feelers"

What is the origin of the idiom "put out feelers" and when to use it?

The idiom "put out feelers" is used to describe the act of making informal inquiries or suggestions to test the reaction of others before taking any further action. It is often used in a cautious or tentative way, as the person putting out feelers is not sure how others will react. The phrase is typically used in situations where the speaker wants to avoid making a commitment or causing offense.