verb \ˈdü\

Definition of do


play \ˈdid, dəd\;


play \ˈdən\;


play \ˈdü-iŋ\;


play \ˈdəz\
  1. transitive verb
  2. 1 :  to bring to pass :  carry out <do another's wishes> <it is my earnest desire to know the will of Providence … and if I can learn what it is I will do it — Abraham Lincoln>

  3. 2 :  put —used chiefly in do to death <had been hounded down and done to death as heretics — Stringfellow Barr>

  4. 3a :  perform, execute <do some work> <did his duty>b :  commit <crimes done deliberately>

  5. 4a :  bring about, effect <trying to do good> <do violence>b :  to give freely :  pay <do honor to her memory>

  6. 5 :  to bring to an end :  finish —used in the past participle <the job is finally done>

  7. 6 :  to put forth :  exert <did her best to win the race>

  8. 7a :  to wear out especially by physical exertion :  exhaust <at the end of the race they were pretty well done>b :  to attack physically :  beat; also :  kill

  9. 8 :  to bring into existence :  produce <do a biography on the general> <has done some beautiful landscapes>

  10. 9 —used as a substitute verb especially to avoid repetition <if you must make such a racket, do it somewhere else>

  11. 10a :  to play the role or character of <He did Hamlet on Broadway.>b :  mimic; also :  to behave like <do a Houdini and disappear>c :  to perform in or serve as producer of <do a play>

  12. 11 :  to treat unfairly; especially :  cheat <did him out of his inheritance>

  13. 12 :  to treat or deal with in any way typically with the sense of preparation or with that of care or attention:a (1) :  to put in order :  clean <was doing the kitchen> (2) :  wash <did the dishes after supper>b :  to prepare for use or consumption; especially :  cook <like my steak done rare>c :  set, arrange <had her hair done>d :  to apply cosmetics to <wanted to do her face before the party>e :  decorate, furnish <did the living room in Early American> <do over the kitchen>

  14. 13 :  to be engaged in the study or practice of <do science>; especially :  to work at as a vocation <what to do after college>

  15. 14a :  to pass over (as distance) :  traverse <did 20 miles yesterday>b :  to travel at a speed of <doing 55 on the turnpike>

  16. 15 :  tour <doing 12 countries in 30 days>

  17. 16a :  to spend (time) in prison <has been doing time in a federal penitentiary>b :  to serve out (a period of imprisonment) <did ten years for armed robbery>

  18. 17 :  to serve the needs of :  suit, suffice <worms will do us for bait>

  19. 18 :  to approve especially by custom, opinion, or propriety <you oughtn't to say a thing like that … it's not done — Dorothy Sayers>

  20. 19 :  to treat with respect to physical comforts <did themselves well>

  21. 20 :  use 3 <doesn't do drugs>

  22. 21 :  to have sexual intercourse with <I'd do him.>

  23. 22 :  to partake of <Let's do lunch.>

  24. intransitive verb
  25. 1 :  act, behave <do as I say>

  26. 2a :  get along, fare <do well in school>b :  to carry on business or affairs :  manage <we can do without your help>

  27. 3 :  to take place :  happen <what's doing across the street>

  28. 4 :  to come to or make an end :  finish —used in the past participle <he had done with speech for that evening and gave us no reply — Arnold Bennett>

  29. 5 :  to be active or busy <let us then be up and doing — H. W. Longfellow>

  30. 6 :  to be adequate or sufficient :  serve <half of that will do>

  31. 7 :  to be fitting :  conform to custom or propriety <won't do to be late>

  32. 8 —used as a substitute verb to avoid repetition <wanted to run and play as children do> ; used especially in British English following a modal auxiliary or perfective have <a great many people had died, or would do — Bruce Chatwin>

  33. 9 —used in the imperative after an imperative to add emphasis <be quiet do>

  34. auxiliary verb
  35. 1a —used with the infinitive without to to form present and past tenses in legal and parliamentary language <do hereby bequeath> and in poetry <give what she did crave — Shakespeare>b —used with the infinitive without to to form present and past tenses in declarative sentences with inverted word order <fervently do we pray — Abraham Lincoln>, in interrogative sentences <did you hear that?>, and in negative sentences <we don't know> <don't go>

  36. 2 —used with the infinitive without to to form present and past tenses expressing emphasis <I do say> <do be careful>


play \ˈdü-ə-bəl\ adjective

do a number on

  1. :  to defeat or confound thoroughly especially by indirect or deceptive means <The scandal did a number on his career.>

do away with

  1. 1 :  to put an end to :  abolish <chose to do away with a number of positions> <doing away with formalities>

  2. 2 :  to put to death :  kill

do by

  1. :  to deal with :  treat <They did pretty well by me when I retired.>

do for

chiefly British

  1. 1 :  to attend to the wants and needs of :  take care of

  2. 2 :  to bring about the death or ruin of <He will be done for.>

do it

  1. :  to have sexual intercourse

do justice

  1. 1a :  to act justlyb :  to treat fairly or adequately <The portrait doesn't do justice to her beauty.>c :  to show due appreciation for

  2. 2 :  to acquit in a way worthy of one's abilities

do proud

  1. :  to give cause for pride or gratification <she did herself proud>

do the trick

  1. :  to produce a desired result

do with

  1. :  to make good use of :  benefit by <could do with a cup of coffee>

to do

  1. :  necessary to be done <I've done my best and all's to do again — A. E. Housman>

Examples of do in a sentence

  1. We should do something special to celebrate your birthday.

  2. This crime was done deliberately.

  3. I have to do some chores this afternoon.

  4. Tell me what to do and I'll do it.

  5. I'm obliged to do my duty.

  6. He does his work without complaining.

  7. He did a lot for us.

  8. What have I done to you to make you so angry?

  9. What are you doing this weekend? I'm just relaxing at home.

  10. What is the stock market doing now: rising or falling?

Origin and Etymology of do

Middle English don, from Old English dōn; akin to Old High German tuon to do, Latin -dere to put, facere to make, do, Greek tithenai to place, set

First Known Use: before 12th century



noun \ˈdü\

Definition of do





play \ˈdüz\
  1. 1 chiefly dialectal :  fuss, ado

  2. 2 archaic :  deed, duty

  3. 3a :  a festive get-together :  affair, party <an annual do>b chiefly British :  battle

  4. 4 :  a command or entreaty to do something <a list of dos and don'ts>

  5. 5 British :  cheat, swindle

  6. 6 :  hairdo <The wind messed up his do.>

Origin and Etymology of do

see 1do

First Known Use: 1599



noun \ˈdō\

Definition of do

  1. music :  the first tone of the diatonic scale in solmization

Origin and Etymology of do


First Known Use: circa 1754




Definition of do

  1. 1 ditto

  2. 2 double occupancy



Definition of DO

  1. 1 defense order

  2. 2 doctor of osteopathic medcine; doctor of osteopathy

DO Defined for Kids



verb \dü\

Definition of do for Students








  1. 1 :  to cause (as an act or action) to happen :  perform <Tell me what to do.> <Do me a favor.>

  2. 2 :  2act 2, behave <Do as I say, not as I do.>

  3. 3 :  to make progress :  succeed <He is doing well in school.>

  4. 4 :  to finish working on —used in the past participle <My project is almost done.>

  5. 5 :  to put forth :  exert <Just do your best.>

  6. 6 :  to work on, prepare, produce, or put in order <Do your homework.> <This artist does beautiful landscapes.>

  7. 7 :  to work at as a paying job <What does she do for a living?>

  8. 8 :  to serve the purpose :  suit <This will do very well.>

  9. 9 :  to have an effect <A vacation would do you some good.>

  10. 10 :  to travel at a speed of <doing 50 miles per hour>

  11. 11 —used as a helping verb (1) before the subject in a question <Do you work?>, (2) in a negative statement <I do not know.>, (3) for emphasis <I think you do know.>, and (4) as a substitute for a predicate that has already been stated <You work harder than I do.>

do away with

  1. 1 :  to get rid of

  2. 2 :  1kill 1



noun \ˈdō\

Definition of do for Students

  1. :  the first note of the musical scale

Medical Dictionary



Medical Definition of DO

  1. 1doctor of optometry

  2. 2doctor of osteopathic medicine; doctor of osteopathy

Law Dictionary



Legal Definition of do





  1. transitive verb
  2. 1 :  perform, execute

  3. 2 :  commit <did this act of cruelty>

  4. verbal auxiliary
  5. —used with the infinitive without to to form present and past tenses in legal and parliamentary language <do hereby bequeath>

do business

  1. :  to be engaged in business activities (as soliciting sales); specifically :  to engage in activities sufficient to subject a foreign company to the personal jurisdiction of a state <was sufficient to constitute doing business in the state — International Shoe Co. v. Washington, 326 U.S. 310 (1945)> — see also doing business statute

Seen and Heard

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a side road used to avoid a toll

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