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dd

1 American  

abbreviation

  1. Law. today's date.


dd 2 American  

abbreviation

  1. degree-day.

  2. delayed delivery.

  3. delivered.

  4. demand draft.

  5. double-deck.

  6. Shipbuilding. dry dock.


DD 3 American  

abbreviation

  1. Biology, Ecology. data deficient.

  2. damage dealer: (in a video game) a category of job classes in a role-playing game, best suited to inflict large amounts of damage to an enemy: Also DPS

    If you need a DD, I have a level 49 Warrior, or a level 45 Hunter—if a ranged attack would be better.

  3. dear/darling daughter (used, especially by women, in digital communications to refer to one's daughter).

    DD moving into her own apt today!

  4. designated driver.

  5. Department of Defense.

  6. dishonorable discharge.


dd. 4 American  

abbreviation

  1. delivered.


D/D 5 American  

abbreviation

Commerce.
  1. days after date.


D.D. 6 American  

abbreviation

  1. demand draft.

  2. Doctor of Divinity.


DD British  

abbreviation

  1. Also: dd.  direct debit

  2. Doctor of Divinity

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of dd

From Latin dē datō

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The author does not think much of this simple "dd reaction."

From Time Magazine Archive

Hegelian Philosophy.3.Fichte and Schelling.4.Hegel.5.Kant is the only writer who has confused this idea of reason, and in this connection I refer the reader to the Appendix, and also to my “Grundprobleme der Ethik”: Grundl. dd.

From The World As Will And Idea (Vol. 1 of 3) by Schopenhauer, Arthur

The gametes they produce are D+d and d+d, and the fertilisations are therefore Dd, Dd, dd, dd, or heterozygote dominants and pure recessives in equal numbers.

From Hormones and Heredity by Cunningham, J. T.

Remigius, a iudge in these cases reporteth of 900 executed in Lorayne for this offence of Witch-craft in the time of his gouernement. dd.

From A Treatise of Witchcraft by Roberts, Alexander

Consonantal assimilation of nk to kk, mb to bb, mp to pp, ðl to ll, zd and rd to dd, corresponding to similar assimilation in Scand.

From Scandinavian influence on Southern Lowland Scotch by Flom, George Tobias

DuPont de Nemours DD 2.78%increase; green up pointing triangle said it would undergo a reverse stock split on a 1-for-3 basis and reaffirmed its guidance.

From The Wall Street Journal May 26, 2026

"I just came to work and live peacefully," DD, who asked to be referred to only by his initials, told AFP.

From Barron's Feb. 16, 2026

The Garden Grove Police Department conducted an investigation into DD Cafe on McFadden Avenue in response to “complaints of illegal activity,” according to a police news release posted last week.

From Los Angeles Times Feb. 9, 2026

DuPont de Nemours DD 4.95%increase; green up pointing triangle recorded higher third-quarter sales, authorized $2 billion in stock repurchases and declared a quarterly dividend of 20 cents a share.

From The Wall Street Journal Nov. 6, 2025

“Meet some of my friends, Nichole,” DD says.

From "The Manifestor Prophecy" by Angie Thomas

“Shout out to D.D., man,” wide receiver Keenan Allen said.

From Los Angeles Times Nov. 7, 2023

So, I recently did the second-best thing and read D.D.

From Salon Feb. 23, 2023

“McHooligan” Schmidt, a Texas billionaire who functions, much in the manner of Heinlein’s famous D.D.

From Washington Post Nov. 22, 2021

Amtrak service was temporarily halted in the area, Allison Papson of FOX 5 in Washington, D.D., reported on Twitter.

From Fox News Jul. 9, 2021

George Griffith, D.D., was born at Penrhyn, Caernarvonshire, in 1601. 

From A Biographical Sketch of some of the Most Eminent Individuals which the Principality of Wales has produced since the Reformation by Williams, Robert

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