From Longman Dictionary of Contemporary Englishdoorbelldoor‧bell /ˈdɔːbel $ ˈdɔːr-/ noun [countable] DHHa button outside a house that makes a sound when you push it so that people inside know you are therering the doorbell (=push the button)
Examples from the Corpus
doorbell• He was headed up to bed when he heard the antiquated blast of the front doorbell.• Exactly half an hour later, my doorbell rang.• A slightly built young woman, with a baby in her arms, answers the doorbell.• Watched by the group of people opposite, Wycliffe pressed the doorbell and waited.• Benjy rang the doorbell, then held his breath, waiting.• She rang the doorbell, listened to the silence within and felt a moment of panic.ring the doorbell• Nobody paid any attention to Jean, and she ducked under the tape and rang the doorbell.• Benjy rang the doorbell, then held his breath, waiting.• He rang the doorbell and stepped back, looking up at the rain-smeared windows.• He rang the doorbell and waited.• I rang the doorbell, but I heard no footsteps.• She rang the doorbell, listened to the silence within and felt a moment of panic. 