English

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

 

ringback

 noun
noun
BrE BrE//ˈrɪŋbæk//
 
; NAmE NAmE//ˈrɪŋbæk//
 
(also Callback™) [uncountable, countable] Phone services
 
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a telephone service that you can use if you call somebody and their telephone is being used, so that your telephone will ring when the line is free; a call made using this service See related entries: Phone services