listen in

verb

Definition of listen in

  1. intransitive verb
  2. 1 :  to tune in to or monitor a broadcast

  3. 2 :  to listen to a conversation without participating in it; especially :  eavesdrop

listener–in

play \ˌlis-nər-ˈin, ˌli-sən-ər-\ noun

1905

First Known Use of listen in

1905



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