Definitions
a push button at an outer door that gives a ringing or buzzing signal when pushed
Word origin
From door + bell.
Used in a sentence
“We doorbelled the whole district in an effort to get out the vote.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“Visitor button”8 letters
02“Visitor's button”8 letters
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