#1 feeler n. [antenna] one of a pair of mobile appendages on the head of e.g. insects and crustaceans; typically sensitive to touch and taste. wn
#2 feeler n. [overture, advance, approach] a tentative suggestion designed to elicit the reactions of others; "she rejected his advances". wn
#3 feeler n. [antenna] sensitivity similar to that of a receptor organ; "he had a special antenna for public relations". wn
#4 feeler n. [barbel] slender tactile process on the jaws of a fish. wn
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