knell

Etymology

From Middle English knellen, knillen, knyllen, knullen, from Old English cnyllan (“to strike; knock; clap”), from Proto-Germanic *knuzlijaną (“to beat; push; mash”), from Proto-Indo-European *gen- (“to squeeze, pinch, kink, ball up”).

verb

1. (intransitive) To ring a bell slowly, especially for a funeral; to toll.
   I’ll make thee sick at heart, before I leave thee, And groan, and die indeed, and be worth nothing, Not worth a blessing nor a bell to knell for thee […] 1647, John Fletcher, Philip Massinger, The Spanish Curate, act V, scene 2
   […] God!—the words of the warlock are knelling in my ears! 1816, Walter Scott, “Chapter 7”, in The Black Dwarf
   The chill rain is falling, the nipt worm is crawling, The rivers are swelling, the thunder is knelling For the year 1824, Percy Bysshe Shelley, Posthumous Poems, London: John & Henry L. Hunt, Autumn: A Dirge, page 166
   Yet all that poets sing, and grief hath known, Of hopes laid waste, knells in that word—ALONE! 1846, Edward Bulwer-Lytton, The New Timon. A Poetical Romance, 4th edition, London: Henry Colburn, Part II, page 86
2. (transitive) To signal or proclaim something (especially a death) by ringing a bell.
   Let thy friends be as the dead in doom, And build to them a final tomb; Let the starred shade that nightly falls Still celebrate their funerals, And the bell of beetle and of bee Knell their melodious memory. October 1841, Ralph Waldo Emerson, “Woodnotes, Number II”, in The Dial, volume 2, number 2, page 212
   The church bells knelled the peaceful ending of the day, while the purple shades of night descended sadly and majestically on the low chain of neighbouring hills. 1909 [1895], Alfred Allinson, The Well of Saint Clare, London, John Lane, translation of original by Anatole France, Prologue
   His right hand, clenched into an iron mallet, battered desperately at the fearful face bent toward his; the beast-like teeth shattered under his blows and blood splattered, but still the red eyes gloated and the taloned fingers sank deeper and deeper until a ringing in Turlogh’s ears knelled his soul’s departure. October 1931, Robert E. Howard, “The Gods of Bal-Sagoth”, in Weird Tales, volume 18, number 3, Chapter 3
3. (transitive) To summon by, or as if by, ringing a bell.

noun

1. The sound of a bell knelling; a toll (particularly one signalling a death).
   The curfew tolls the knell of parting day, 1751, Thomas Gray, Elegy Written in a Country Churchyard, line 1
2. (figurative) A sign of the end or demise of something or someone.
   But at the close of the war there was less thought of what [Britain] had retained than of what she had lost. She was parted from her American Colonies; and at the moment such a parting seemed to be the knell of her greatness. 1879, John Richard Green, “Chapter 2”, in History of the English People, volumes 8, Modern England, 1760-1815, London: Macmillan, published 1896, pages 41–42
   The internet sounds the knell for conventional brands, predicts Professor Alec Reed, who has set up an Academy of Enterprise to chart the emerging individual economy. By making price and other comparisons ever easier, the internet strips them of mystique and turns them into commodities. 1 October 2000, Simon Caulkin, “Taking over by talking back”, in The Guardian