(literally) Someone or something that feels. / (anatomy) An antenna or appendage used for feeling, especially on an insect.

plural of feeler

(in combination) Having a specified kind of feeler.

A set of thin metal strips, of known thickness, used to measure a narrow gap

plural of feeler gauge

plural of touchy-feeler

(rare, informal) A touchy-feely person; one who is fond of physical contact with other people.

(idiomatic) To explore or watch for; to ask around; to investigate.

present participle of put out feelers

Third-person singular simple present indicative form of put out feelers