HASHとは 意味・読み方・使い方

発音

• enPR: hăsh, IPA: /ˈhæʃ/
• 韻: -æʃ

語源 1

From French hacher (“to chop”), from Middle French hacher, from Old French hacher, from Old French hache (“axe”), from Frankish *happjā (“axe”). Compare also 古期英語 ġehæċċa (“sausage meat”, literally “that which is hacked or chopped up”).

名詞

hash (plural hashes)

1. Food, especially meat and potatoes, chopped and mixed together.

   Near-synonym: scramble

   • 1633, Samuel Pepys, Diary:

     I had for them, after oysters, at first course, a hash of rabbits, a lamb, and a rare chine of beef.

2. A confused mess.
   • 1847, Charlotte Yonge, Scenes and Characters:

     Oh! no, not Naylor's--the girls have made a hash there, as they do everything else; but we will settle her before they come out again.

3. (typography) The # symbol (octothorpe, pound).

   Synonyms: see Thesaurus:number sign

4. (computing) The result generated by a hash function.

   Synonym: checksum

5. (computing, cryptocurrencies) One guess made by a mining computer in the effort of finding the correct answer which releases the next unit of cryptocurrency; see also hashrate.
6. A new mixture of old material; a second preparation or exhibition; a rehashing.
   • October 28, 1752, Horace Walpole, letter to Sir Horace Mann

     I cannot bear elections, and still less the hash of them over again in a first session.

7. A hash run.
   • 1987, Susan Scott-Stevens, Foreign Consultants and Counterparts, page 81:

     Most hashes are planned as family affairs, with a shorter "puppy" trail laid for the children.

8. (Scotland) A stupid fellow.

派生語

動詞

hash (third-person singular simple present hashes, present participle hashing, simple past and past participle hashed)

1. (transitive) To chop into small pieces, to make into a hash.
   • 1749, Henry Fielding, The History of Tom Jones, a Foundling:

     In like manner, we shall represent human nature at first to the keen appetite of our reader, in that more plain and simple manner in which it is found in the country, and shall hereafter hash and ragoo it with all the high French and Italian seasoning of affectation and vice which courts and cities afford.

   • 1942 July 1, The Newcastle and Maitland Catholic Sentinel, Newcastle, NSW, page 224, column 2:

     I never did care for Sunday joint that was served up cold on Monday, hashed on Tuesday, rissoled on Wednesday, and re-hashed on Thursday[.]

2. To make a quick, rough version.

   We need to quickly hash up some plans.

   • 1949, Prevent World War III., number 30, page 12:

     Buchman’s device is to hash together successfully the “good” words—democracy, peace, morality and God—packaging them in a few cliches.

   • 2004, Jonathan Rigby, English Gothic: A Century of Horror Cinema, Reynolds & Hearn, →ISBN, page 279:

     Another partial throwback during this period was Franc Roddam’s The Bride (1984), which manages to hash together undigested echoes of Universal as well as Hammer in the manner of the more lethargic kind of pop promo.

3. (computing, transitive) To transform according to a hash function.
   • 2023 November 26, Eden Aldema Tshuva, Elette Boyle, Ran Cohen, Tal Moran, Rotem Oshman, “Locally Verifiable Distributed SNARGs”, in Guy Rothblum, Hoeteck Wee, editors, Theory of Cryptography 21st International Conference, TCC 2023, Taipei, Taiwan, November 29 – December 2, 2023, Proceedings, Part I · Part 1, Springer Nature Switzerland, →ISBN, page 85:

     Recall that our goal with the distributed Merkle tree (DMT) is to hash together all the messages sent during the execution of the distributed algorithm, in such a way that a node can produce openings for its own sent messages.

4. (transitive, colloquial) To make a mess of (something); to ruin.
   • 1966, Rex Stout, Death of a Doxy:

     [Julie Jacquette]: "All right, you've hashed it. I knew damn well you should have stayed in the other room. Now he knows he'll have to kill you too."

派生語

語源 2

Clipping of hashish.

名詞

hash (uncountable)

1. (slang) Hashish, a drug derived from the cannabis plant.

派生語

参照

• “hash”, in OneLook Dictionary Search.
• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “hash”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.

アナグラム

• Shah, ahhs, hahs, shah, shāh