noun
intercom
noun
1
A two-way communication system fitted through a building or vehicle, often used for buzzing people in or making announcements.
"She buzzed the visitor in after hearing his voice on the intercom."
"The pilot made an announcement over the plane's intercom."
verb
1
To speak to someone using an intercom system.
"He intercommed down to the front desk to check on the delivery."
How to Use Intercom
Learner’s notesIn plain EnglishA speaker-and-microphone system for talking between rooms or to a building entrance.
Common pairings
buzz someone in on the intercom
speak over the intercom
Word Forms
intercommed past tense, intercomed past tense, intercoms plural, intercoms singular
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Etymology
A shortened form of "intercommunicator."