Meanings
plural nightmares · alternative obsolete night-mare
- A very unpleasant or frightening dream.First known use 19th c.
I had a nightmare that I tried to run but could neither move nor breathe.
1 more example
July 18 2012, Scott Tobias, AV Club The Dark Knight Riseshttps://web.archive.org/web/20130918201706/http://www.avclub.com/articles/the-dark-knight-rises-review-batman,82624/ 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.
- figurativelyAny bad, miserable, difficult or terrifying situation or experience that arouses anxiety, terror, agony or great displeasure.First known use 20th c.
Cleaning up after identity theft can be a nightmare of phone calls and letters.
2 more examples
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.
1941 August, C. Hamilton Ellis, “The English Station”, in Railway Magazine, page 358The Red Holocaust is best interpreted in this light as the bitter fruit of an^([sic]) utopian gambit that was socially misengineered into a dystopic nightmare by despots in humanitarian disguise.
2009, Steven Rosefielde, Red Holocaust, page 240 - archaicA demon or monster, thought to plague people while they slept and cause a feeling of suffocation and terror during sleep.First known use 14th c.
It haunted me, however, more than once, like a night-mare.
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 462 more examples
They plague and annoy lazy men-servants and untidy maids with frightful dreams; oppress them as the nightmare; bite them as fleas; and scratch and tear them like cats and dogs; and often in the night frighten, in the shape of owls, thieves and lovers, or, like Will-o-the-wisps, lead them astray into bogs and marshes, and perhaps up to those who are in pursuit of them.
1828, Thomas Keightley, The Fairy Mythology, volume I, London: William Harrison Ainsworth, page 283I 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!
1843, Edgar Allan Poe, The Black Cat - historicalA feeling of extreme anxiety or suffocation experienced during sleep; sleep paralysis.First known use 16th c.
Had been afflicted in the night with that strange complaint called the nightmare.
1792, James Boswell, in Danziger & Brady (eds.), Boswell: The Great Biographer (Journals 1789–1795), Yale 1989, p. 2091 more example
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.
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
present singular third person nightmares · participle present nightmaring · participle past nightmared · past nightmared · alternative obsolete night-mare
- intransitiveTo experience a nightmare.
Every night, Liesel would nightmare.
2006, Markus Zusak, “The Woman with the Iron Fist”, in The Book Thief, New York, N.Y.: Alfred A. Knopf, →ISBN, page 363 more examples
Brother Fary of Omaha was nightmaring the rest of the night.
1931, The Sleeping Car Conductor, page 16It’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.
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 6He 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.
2011, Rachel Simon, The Story of Beautiful Girl, Grand Central Publishing, published 2012, →ISBN - transitiveTo imagine (someone or something) as in a nightmare.
Stars have no need of intimidation, which makes them mightier than all the godheads nightmared by mere humanity.
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 2242 more examples
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.
1983, Shirley Eskapa, chapter 16, in The Secret-Keeper, New York, N.Y.: St. Martin’s Press, →ISBN, page 99I 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.
2016, Daniel Kraus, The Death and Life of Zebulon Finch; Volume Two: Empire Decayed, New York, N.Y.: Simon & Schuster BFYR, →ISBN, page 122 - transitiveTo trouble (someone or something), as by a nightmare.
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; […]
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 34 more examples
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.
[1875], Henry Browne [pseudonym; Henry Ellison], “To England”, in Stones from the Quarry; or, Moods of Mind, London: Provost and Co., […], page 308And 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.
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[…] 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.
1951, A[braham] M[oses] Klein, The Second Scroll, New York, N.Y.: Alfred A. Knopf, →OCLC, page 66The 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.
1994, F[ergus] Gwynplaine MacIntyre, The Woman Between the Worlds, New York, N.Y.: Dell Publishing, →ISBN, page 208
Synonyms & antonyms
nounAny bad, miserable, difficult or terrifying situation or experience that arouses anxiety, terror, agony or great displeasure.
More synonyms by meaning
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
- Proto-Indo-European*nókʷts
- Proto-Germanic*nahts
- Proto-West Germanic*naht
- Proto-Indo-European*mer-
- Proto-Indo-European*mor-
- Proto-Germanic*marǭ
- Proto-West Germanic*marā
- Proto-West Germanic*nahtmarā
- Old English*nihtmare
- Middle Englishnyghtmare
- Englishnightmare
Inherited from Middle English nyghtmare. By surface analysis, night + mare. Cognate with Scots nichtmare and nichtmeer, Dutch nachtmerrie, Middle Low German nachtmār, German Nachtmahr.
More words from Middle English
Full word history & related roots →Translations
Afrikaans nagmerrie, nagvrees
- nagmerriedream
- nagvreesdream
- nagmerrieexperience
Ancient Greek ἐφιάλτης, ἐφιάλτης
- ἐφιάλτης (ephiáltēs)dream
- ἐφιάλτης (ephiáltēs)demon
Arabic كَابُوس
- كَابُوس (kābūs)dream
Basque amesgaizto
- amesgaiztodream
Bengali দুঃস্বপ্ন, কুস্বপ্ন
- দুঃস্বপ্ন (duḥśśopno)dream
- কুস্বপ্ন (kuśśopno)dream
Bulgarian кошма́р, кошмар
- кошма́р (košmár)dream
- кошмар (košmar)experience
Catalan malson
- malsondream
Chinese Mandarin 噩夢 /噩梦, 惡夢 /恶梦
- 噩夢 /噩梦 (èmèng)dream
- 惡夢 /恶梦 (èmèng)dream
- 夢魘 /梦魇 (mèngyǎn)dream
Czech noční můra, noční můra
- noční můradream
- noční můraexperience
Danish mareridt, mareridt
- mareridtdream
- mareridtexperience
- maredemon
Dutch nachtmerrie
- nachtmerriedream
Esperanto sonĝaĉo, premsonĝo
- sonĝaĉodream
- premsonĝodream
- koŝmarodream
- travivaĉoexperience
Estonian õudusunenägu, košmaar
- õudusunenägudream
- košmaardream
Finnish painajainen, painajainen
- painajainendream
- painajainenexperience
- painajainendemon
- marademon
- ajajainendemon
French cauchemar, mauvais rêve
- cauchemardream
- mauvais rêvedream
- cauchemarexperience
- tourmentexperience
German Albtraum, Alptraum
- Albtraumdream
- Alptraumdream
- Albdruckdream
- Nachtmahrdream
- Albtraumexperience
- Alptraumexperience
- Nachtmahrexperience
Greek εφιάλτης, εφιάλτης
- εφιάλτης (efiáltis)dream
- εφιάλτης (efiáltis)experience
- μόρα (móra)demon
- βραχνάς (vrachnás)demon
Hawaiian moehewa
- moehewadream
Hebrew סִיּוּט
- סִיּוּט (siyút)dream
Hindi बुरा सपना, दुःस्वप्न
- बुरा सपना (burā sapnā)dream
- दुःस्वप्न (duḥsvapna)dream
- कुस्वप्न (kusvapna)dream
- काबूस (kābūs)dream
- आल-जंजाल (āl-jañjāl)dream
Hungarian rémálom, lidércnyomás
- rémálomdream
- lidércnyomásdream
- rémálomexperience
- lidércdemon
Icelandic martröð, martröð
- martröðdream
- martröðexperience
- hryllingurexperience
Indonesian mimpi buruk
- mimpi burukdream
Irish tromluí
- tromluídream
Italian incubo, brutto sogno
- incubodream
- brutto sognodream
- incuboexperience
Japanese 悪夢, 凶夢
- 悪夢 (akumu)dream
- 凶夢 (kyōmu)dream
- 悪夢 (akumu)experience
Korean 악몽, 흉몽
- 악몽 (angmong)dream
- 흉몽 (hyungmong)dream
Latin incubus, incubō
- incubusdream
- incubōdream
- incubusdemon
- incubōdemon
Latvian murgi
- murgidream
Lithuanian košmaras
- košmarasdream
Malay mimpi buruk, mimpi ngeri
- mimpi burukdream
- mimpi ngeridream
Māori moepapa, moenanu
- moepapadream
- moenanudream
- kukudream
- kutidream
Norwegian Bokmål mareritt, mareritt
- marerittdream
- marerittexperience
Polish koszmar, mara
- koszmardream
- maradream
- zmoradream
- koszmarexperience
- marademon
- zmorademon
Portuguese pesadelo, pesadelo
- pesadelodream
- pesadeloexperience
Punjabi ਹਥਿਆਰਾ, ਉਥਾਰਾ
- ਹਥਿਆਰਾ (hathiārā)dream
- ਉਥਾਰਾ (uthārā)dream
- ਕਾਬੂਸ (kābūs)dream
Romanian coșmar, coșmar
- coșmardream
- coșmarexperience
Russian кошма́р, стра́шный сон
- кошма́р (košmár)dream
- стра́шный сон (strášnyj son)dream
- кошма́р (košmár)experience
Scottish Gaelic mearan-cadail, trom-laighe
- mearan-cadaildream
- trom-laighedream
Slovak nočná mora, nočný motýľ
- nočná moradream
- nočný motýľdream
Spanish pesadilla, mal sueño
- pesadilladream
- mal sueñodream
- pesadillaexperience
- tormentoexperience
- suplicioexperience
Swahili jinamizi, jinamizi
- jinamizidream
- jinamiziexperience
Swedish mardröm, mardröm
- mardrömdream
- mardrömexperience
- marademon
Tagalog bangungot
- bangungotdream
Tamil அமுக்கி
- அமுக்கி (amukki)dream
Thai ฝันร้าย, ฝันร้าย
- ฝันร้าย (fǎn-ráai)dream
- ฝันร้าย (fǎn-ráai)experience
Turkish kâbus, karabasan
- kâbusdream
- karabasandream
- korkulu rüyadream
- kâbusexperience
Ukrainian кошма́р
- кошма́р (košmár)dream
Urdu کابُوس, ڈَراوْنا خْوَاب
- کابُوس (kābūs)dream
- ڈَراوْنا خْوَاب (ḍarāvnā xvāb)dream
Vietnamese ác mộng
- ác mộngdream
Welsh hunllef
- hunllefdream
Yiddish בײַזער חלום, קאָשמאַר
- בײַזער חלום (bayzer kholem)dream
- קאָשמאַר (koshmar)dream
- נייטמער (neytmer)dream
Cite this entry
nightmare. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/nightmare
“nightmare.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/nightmare. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “nightmare,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/nightmare.
Source: nightmare on Wiktionary, CC BY-SA 4.0.