intransitive verb
Definition: To produce a slow, sad sound, often associated with death or mourning, like the ringing of a bell.
Example: The church bells began to knell as the funeral procession passed by.
noun
Definition: A sound made by a bell, especially when rung slowly to mark a death or a disaster.
Example: The knell of the church bell echoed through the village, signaling the end of an era.
transitive verb
Definition: To announce or signal something, often in a solemn or mournful way, by ringing a bell.
Example: The church's bell began to knell, marking the end of the service.