ninety-dayadj.
/ˈnʌɪntɪˌdeɪ/, U.S. /ˈnaɪn(t)iˈdeɪ/ General uses.
1. Designating a promissory note or bill of exchange, under the terms of which payment is to be made ninety days from the time of writing.
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1782 T. Barclay Let. 25 Feb. in B. Franklin Papers (2001) XXXVI. 613 The Ninety day bills favor of Ingraham and Bromefield are drawn in the following setts.
1846 Littell's Living Age 7 Nov. 535/2 The hasty expedition of a ninety-day note.
1876–8 E. W. Keyes Hist. Savings Banks U.S. lxxii. 575 It is not concerning thirty and ninety day notes that men go hazing through streets frantic with rage and fear.
1912 Jrnl. Polit. Econ. 20 138 The ninety-day bill of exchange is the usual form by which this borrowing is carried out.
1953 Amer. Econ. Rev. 43 31 This expectation seemed all the more justified because the scarcity of funds threatened to push the ninety-day bill rate substantially above the discount rate.
1993 Jrnl. Money, Credit, & Banking 25 705 Time series models for ninety-day bills..exhibit fractional difference parameters that are significantly different from zero.
2. gen. Of, lasting, or valid for ninety days; given ninety days in advance.
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the world > time > period > a day or twenty-four hours > [adjective] > of or lasting specific number of days
novendial1533
triduan1597
quadragesimal1610
hebdomadal1612
quinquagesimal1652
tricenary1655
septuary1700
tridiurnal1828
trigesimal1839
trihemeral1840
ninety-day1859
three-day1890
1859 T. R. Warren Dust & Foam xv. 338 (heading) Ninety day passage.
1873 Galaxy June 846/2 Much given to ‘ninety-day’ prophecies of success which it puzzles one whether to rate as sincere or as concocted for effect.
1947 Hispanic Amer. Hist. Rev. 27 607 A ninety-day armistice had been made by Sucre with the Spanish forces.
1993 Harper's Mag. Jan. 43/1 He paid for a ninety-day stack pass.
3. South African. Also in form 90-day (occasionally 90 day). Designating or relating to the General Law Amendment Act of 1963, or more particularly Section 17 of this Act, which stipulates that a police officer may detain a person in relation to certain political offences for up to ninety days without access to a court of law; (also) designating such detention. Now historical.The ‘90-day’ provision was superseded by Section 73(1) of the Internal Security Act of 1982, which provided for indefinite detention without access to a court of law.
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1963 Rhodeo (Rhodes Univ.) 29 Aug. 1 (heading) Three Fort Hare [University] students are being held under the 90 day no-trial law.
1963 Black Sash (S. Afr.) Oct.–Nov. 8 Making a plea, through the newspapers, for 90-day detainees to be brought to trial, and not kept in detention indefinitely.
1971 Rand Daily Mail (Johannesburg) 24 May 10 Eight years ago the Nationalist Government..introduced 90-day detention without trial.
1980 J. Morrison & C. F. Zabusky Amer. Mosaic 455 That's why the Ninety Day law is so inhuman, because they can literally arrest anyone in the street for anything they wish.
1991 J. Pauw In Heart of Whore 41 [She] had been the first woman to be detained in the 1960s under the infamous ‘90-Day Act’.
Compounds
ninety-day wonder n. [punningly after nine days' wonder (see nine adj. 3a)] U.S., Services' slang a graduate of a ninety-day officers' training course; an inexperienced, newly commissioned officer; also attributive.
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society > armed hostility > warrior > soldier > leader or commander > officer or soldier of rank > [noun] > young or inexperienced officer
youngster1608
wart1894
poodle-faker1900
war baby1901
ninety-day wonder1917
1917 R. Lord Captain Boyd's Battery, A.E.F. (1919) ii. 23 Two tents of Shavetails (i.e...Ninety-Day Wonders)..have been attached to us for instruction purposes.
1926 L. H. Nason Chevrons 136 You ninety-day wonder!.. Haven't you got brains enough to know this brook runs east and west?
1956 E. N. Rogers Queenie's Brood 307 The draft law and the ninety-day-wonder officers came in for much discussion also.
1995 William & Mary Q. 52 484 Upon completing the course, I was commissioned a ‘ninety-day wonder’ second lieutenant and assigned to the Alaskan Wing of the Ferrying Command.
This is a new entry (OED Third Edition, September 2003; most recently modified version published online March 2022).
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adj.1782