Definition of feeler noun from the Oxford Advanced Learner's Dictionary

 

feeler

 noun
noun
BrE BrE//ˈfiːlə(r)//
 
; NAmE NAmE//ˈfiːlər//
 
[usually plural]
 
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  • either of the two long thin parts on the heads of some insects and of some animals that live in shells that they use to feel and touch things with synonym antenna
  • Idioms (informal) to try to find out what people think about a particular course of action before you do it The government has put out some feelers to gauge people’s reactions to the plan.
    See the Oxford Advanced American Dictionary entry: feeler