duty

• dutie (obsolete)

From Middle English duete, from Middle English dewe + Middle English -te. Equivalent to due + -ty.

• (Received Pronunciation) IPA^(key): /ˈdjuː.ti/, /ˈd͡ʒuː.ti/

  • Audio (UK):

    (file)

• (General American) IPA^(key): /ˈdu.ti/,

  • Audio (US):

    (file)

• (General Australian) IPA^(key): /ˈd͡ʒʉː.ti/
• Rhymes: -uːti
• Homophone: doody (for some speakers)

duty (countable and uncountable, plural duties)

1. (countable, uncountable) That which one is morally or legally obligated to do.

   We don't have a duty to keep you here.

   • 1805, 21 October, Horatio Nelson

     England expects that every man will do his duty.

   • 1910, Emerson Hough, chapter I, in The Purchase Price: Or The Cause of Compromise, Indianapolis, Ind.: The Bobbs-Merrill Company, →OCLC:

     Captain Edward Carlisle […] felt a curious sensation of helplessness seize upon him as he met her steady gaze, […]; he could not tell what this prisoner might do. He cursed the fate which had assigned such a duty, cursed especially that fate which forced a gallant soldier to meet so superb a woman as this under handicap so hard.

   • 1959, Georgette Heyer, chapter 1, in The Unknown Ajax:

     Charles had not been employed above six months at Darracott Place, but he was not such a whopstraw as to make the least noise in the performance of his duties when his lordship was out of humour.

   • 2013 August 10, Lexington, “Keeping the mighty honest”, in The Economist, volume 408, number 8848:

     British journalists shun complete respectability, feeling a duty to be ready to savage the mighty, or rummage through their bins. Elsewhere in Europe, government contracts and subsidies ensure that press barons will only defy the mighty so far.

2. (uncountable) The state of being at work and responsible for or doing a particular task.

   I’m on duty from 6 pm to 6 am.

3. (countable) A tax placed on imports or exports; a tariff.

   customs duty; excise duty

4. (obsolete) One's due, something one is owed; a debt or fee.
   • 1526, [William Tyndale, transl.], The Newe Testamẽt  (Tyndale Bible), [Worms, Germany: Peter Schöffer], →OCLC, Matthew:

     Take that which is thy duty, and goo thy waye.

5. (obsolete) Respect; reverence; regard; act of respect; homage.
   • 1599 (date written), William Shakespeare, “The Life of Henry the Fift”, in Mr. William Shakespeares Comedies, Histories, & Tragedies  (First Folio), London: Isaac Iaggard, and Ed Blount, published 1623, →OCLC, :

     my duty to you

   • 1849 May – 1850 November, Charles Dickens, The Personal History of David Copperfield, London: Bradbury & Evans, , published 1850, →OCLC:

     It [the letter] was written with a plain, unaffected, homely piety that I knew to be genuine, and ended with ‘my duty to my ever darling’—meaning myself.

6. (engineering) The efficiency of an engine in work done per unit of fuel; particularly, the number of pounds of water which a steam pumping engine can raise one foot by burning one bushel or hundredweight of coal.
7. (euphemistic) The act of urination or defecation, especially for a dog.
   • 1927, Will Judy, “Housebreaking”, in Training the Dog, page 23:

     The basic idea in housebreaking is not to wait until the puppy sins and then punish him; it is to call nature to your aid and thus make it easy for him to do his duty.

• (that which one is obligated to do): obligation

• duty-free (taxes)
• (antonym(s) of “that which one is obligated to do”): right

• due

• “duty”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• “duty”, in The Century Dictionary , New York, N.Y.: The Century Co., 1911, →OCLC.
• “duty”, in OneLook Dictionary Search.

• IPA^(key):

duty

1. past passive participle of duś