dd

¹ American  

abbreviation

1. Law. today's date.

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dd ² American  

abbreviation

1. degree-day.

2. delayed delivery.

3. delivered.

4. demand draft.

5. double-deck.

6. Shipbuilding. dry dock. dry-dock.

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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.

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dd. ⁴ American  

abbreviation

1. delivered.

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D/D ⁵ American  

abbreviation

Commerce.

1. days after date.

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D.D. ⁶ American  

abbreviation

1. demand draft.

2. Doctor of Divinity.

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DD British  

abbreviation

1. Also: dd.  direct debit

2. Doctor of Divinity

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Etymology

Origin of dd

From Latin dē datō

Example Sentences

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

From Time Magazine Archive

In a furnace with lateral fire-place, cc are the heating cylinders, and dd the cooling cylinders.

From Scientific American Supplement, No. 288, July 9, 1881 by Various

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

Thus, if we indicate the dominant character by D and the recessive by d, the constitution of the two individuals is Dd and dd.

From Hormones and Heredity by Cunningham, J. T.

Similarly the other particles of the sphere DCF, such as bb, dd, etc., will each make its own wave.

From Treatise on Light by Huygens, Christiaan