Pronunciation: (nel),[key] —n. 1. the sound made by a bell rung slowly, esp. for a death or a funeral.
2. a sound or sign announcing the death of a person or the end, extinction, failure, etc., of something: the knell of parting day. 3. any mournful sound.
—v.i. 1. to sound, as a bell, esp. a funeral bell.
2. to give forth a mournful, ominous, or warning sound.
—v.t. to proclaim or summon by, or as if by, a bell.