Meaning of “listen in (on something)” in the English Dictionary


"listen in (on something)" in American English

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listen in (on something)

phrasal verb with listen us /ˈlɪs·ən/ verb [ I ]

to listen to someone’s conversation when the person does not realize you are doing it:

She thinks her boss is listening in on her phone conversations.

(Definition of “listen in (on something)” from the Cambridge Academic Content Dictionary © Cambridge University Press)