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

 

earset

 noun
noun
BrE BrE//ˈɪəset//
 
; NAmE NAmE//ˈɪrset//
 
Mobile devices
 
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a piece of equipment that fits into your ear and has a microphone attached to it. It is connected to a telephone and allows you to use the telephone without using your hands. See related entries: Mobile devices