One of the sense organs or certain animals (as insects), which are used in testing objects by touch and in searching for food; an antenna; a palp.

one of a pair of mobile appendages on the head of e.g. insects and crustaceans; typically sensitive to touch and taste

sensitivity similar to that of a receptor organ; "he had a special antenna for public relations"

Anything, as a proposal, observation, etc., put forth or thrown out in order to ascertain the views of others; something tentative.

a tentative suggestion designed to elicit the reactions of others; "she rejected his advances"

Feeler is the second album by Australian singer-songwriter Pete Murray. Released on July 21, 2003, it went to number one on the Australian album charts on March 29, 2004 and to that date, achieved triple platinum status.

One who, or that which, feels.