nightmare

English Wikipedia has an article on:

nightmare

Wikipedia

• night-mare (obsolete)

From Middle English night-mare, from Old English *nihtmare, equivalent to night +‎ mare (“evil spirit believed to afflict a sleeping person”). Cognate with Scots nichtmare and nichtmeer, Dutch nachtmerrie, Middle Low German nachtmār, German Nachtmahr.

• (Received Pronunciation) IPA^(key): /ˈnaɪt.mɛə/
• (General American) IPA^(key): /ˈnaɪt.mɛɚ/,

• Audio (US):

  (file)

nightmare (plural nightmares)

1. A very bad or frightening dream.

   I had a nightmare that I tried to run but could neither move nor breathe.

   • July 18 2012, Scott Tobias, AV Club The Dark Knight Rises

     With his crude potato-sack mask and fear-inducing toxins, The Scarecrow, a “psychopharmacologist” at an insane asylum, acts as a conjurer of nightmares, capable of turning his patients’ most terrifying anxieties against them.

2. (figuratively) Any bad, miserable, difficult or terrifying situation or experience that arouses anxiety, terror, agony or great displeasure.

   Cleaning up after identity theft can be a nightmare of phone calls and letters.

   • 1941 August, C. Hamilton Ellis, “The English Station”, in Railway Magazine, page 358:

     If Euston is not typically English, St. Pancras is. Its façade is a nightmare of improbable Gothic. It is fairly plastered with the aesthetic ideals of 1868, and the only beautiful thing about it is Barlow's roof. It is haunted by the stuffier kind of ghost. Yet there is something about the ordered whole of St. Pancras that would make demolition a terrible pity.

   • 2009, Steven Rosefielde, Red Holocaust, page 240:

     The Red Holocaust is best interpreted in this light as the bitter fruit of an utopian gambit that was socially misengineered into a dystopic nightmare by despots in humanitarian disguise.

3. (now rare) A demon or monster, thought to plague people while they slept and cause a feeling of suffocation and terror during sleep.
   • 1817 December 31 (indicated as 1818), [Walter Scott], chapter II, in Rob Roy. , volume I, Edinburgh: James Ballantyne and Co. for Archibald Constable and Co. ; London: Longman, Hurst, Rees, Orme, and Brown, →OCLC, page 46:

     It haunted me, however, more than once, like a night-mare.

   • 1843, Edgar Allan Poe, The Black Cat:

     I started, hourly, from dreams of unutterable fear, to find the hot breath of the thing upon my face, and its vast weight—an incarnate Night-Mare that I had no power to shake off—incumbent eternally upon my heart!

4. (now chiefly historical) A feeling of extreme anxiety or suffocation experienced during sleep; Sleep paralysis.
   • 1753, John Bond, An Essay on the Incubus, or Night-mare, London: Printed for D. Wilson and T. Durham, at Plato’s Head, in the Strand, page 2:

     The Night-mare generally ſeizes people ſleeping on their backs, and often begins with frightful dreams, which are ſoon ſucceeded by a difficult reſpiration, a violent oppreſſion on the breaſt, and a total privation of voluntary motion.

   • 1792, James Boswell, in Danziger & Brady (eds.), Boswell: The Great Biographer (Journals 1789–1795), Yale 1989, p. 209:

     Had been afflicted in the night with that strange complaint called the nightmare.

• (demon said to torment sleepers): incubus, succubus, night hag, sleep paralysis

nightmare (third-person singular simple present nightmares, present participle nightmaring, simple past and past participle nightmared)

1. (intransitive) To experience a nightmare.
   • 1931, The Sleeping Car Conductor, page 16:

     Brother Fary of Omaha was nightmaring the rest of the night.

   • 1998, Andrea Benton Rushing, “Surviving Rape: A Morning/Mourning Ritual”, in Mary E. Odem, Jody Clay-Warner, editors, Confronting Rape and Sexual Assault (Worlds of Women; number 3), SR Books, published 2003, →ISBN, page 6:

     It’s been 21,900 hours, 912 days, 130 Saturday nights, 30 months, 3 years since October 16, 1988 when I was stunned awake, straddled by a man I did not know. First I think I’m nightmaring.

   • 2006, Markus Zusak, “The Woman with the Iron Fist”, in The Book Thief, New York, N.Y.: Alfred A. Knopf, →ISBN, page 36:

     Every night, Liesel would nightmare.

   • 2011, Rachel Simon, The Story of Beautiful Girl, Grand Central Publishing, published 2012, →ISBN:

     He must be imagining that behind the rain of leaves was a dark-haired man sitting in his chair, smiling away. He must be so fed up with himself that he was nightmaring while awake.

2. (transitive) To imagine (someone or something) as in a nightmare.
   • 1983, Shirley Eskapa, chapter 16, in The Secret-Keeper, New York, N.Y.: St. Martin’s Press, →ISBN, page 99:

     She was the last person I’d expected to see, although I had not expected to see anyone at all. For a moment I thought it was a nightmare, and that I was nightmaring the whole thing.

   • 2013, Caitlín R[ebekah] Kiernan, “Random Thoughts Before a Fatal Crash”, in The Ape’s Wife and Other Stories, Burton, Mich.: Subterranean Press, →ISBN, page 224:

     Stars have no need of intimidation, which makes them mightier than all the godheads nightmared by mere humanity.

   • 2016, Daniel Kraus, The Death and Life of Zebulon Finch; Volume Two: Empire Decayed, New York, N.Y.: Simon & Schuster BFYR, →ISBN, page 122:

     I hurried through the arch, was dipped into shadow, and was glad to have my screaming eyes rinsed clean of this vision of a scrabbling, gibbering hell, worse than any nightmared by Bosch or Goya.

3. (transitive) To trouble (someone or something), as by a nightmare.
   • 1660 April 23, a Rural Pen [pseudonym; Robert Wild], Iter Boreale. Attempting Somthing upon the Successful and Matchless March of the Lord General George Monck, from Scotland, to London, the Last Winter, &c., London: , page 3:

     THe day is broke! Melpomene, be gone; / Hag of my Fancy, let me now alone: / Night-mare my ſoul no more; Go take thy flight / Where Traytors Ghoſts keep an eternal night; […]

   • , Henry Browne , “To England”, in Stones from the Quarry; or, Moods of Mind, London: Provost and Co., , page 308:

     Thou things imponderable dost price and weigh / By scales untrue ’gainst the gewgaws and gauds / O’ the World; thy ledger ’neath thy head dost lay / For pillow, nightmared with dreams of thy hoards.

   • 1898, Euripides, translated by Arthur S[anders] Way, “Rhesus”, in The Tragedies of Euripides in English Verse. , volume III, London: Macmillan and Co., Limited; New York, N.Y.: The Macmillan Co., page 484, lines 780–785:

     And in my sleep a vision nightmared me:— / The steeds I tended, and at Rhesus’ side / Drave in the car, I saw as in a dream / Mounted of wolves that rode upon their backs; / And with their tails these lashed the horses’ flanks, / Scourging them on.

   • 1951, A[braham] M[oses] Klein, The Second Scroll, New York, N.Y.: Alfred A. Knopf, →OCLC, page 66:

     […] I slept fitfully—it was hot, the very pillows seemed to sweat—and when I did fall off in sleep, I tossed and tossed, disturbed, I think, by the call of old-new affinities, nightmared by the tall Sudanese who paced my dreams, veiled in a yashmak, stuttering.

   • 1994, F[ergus] Gwynplaine MacIntyre, The Woman Between the Worlds, New York, N.Y.: Dell Publishing, →ISBN, page 208:

     The thing beckoned to me, grinning horrible out of its gape-agog slit-face, and it whispered to me, about things that I . . . well, never you mind that part. / “It was that powder, I tell you, as was nightmaring me. So I took the jar out behind-house and I dropped it down the convenience. Yes, the earth-closet. I went back to bed, but I still couldn’t kip much.