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Synonyms

da

1 American  
[duh, dah, duh, dah] / də, dɑ, də, dɑ /
Or Da

preposition

  1. from; of (used in Italian and Portuguese personal names, originally to indicate place of origin).

    Lorenzo da Ponte; Vasco da Gama.
da 2 American  
[dah] / dɑ /

adverb

Russian.

  1. yes.

DA 3 American  
[dee-ey] / ˈdiˈeɪ /

noun

plural

DAs, DA's

  1. a male hairstyle, especially of the 1950s, in which the hair is slicked back on both sides to overlap at the back of the head.

DA 4 American  

  1. Department of Agriculture.

  2. Dictionary of Americanisms.

da. 5 American  

abbreviation

  1. daughter.

  2. day; days.

DA. 6 American  

abbreviation

  1. (in Algeria) dinar; dinars.

D/A 7 American  

  1. (sometimes lowercase) days after acceptance.

  2. deposit account.

  3. documents against acceptance.

  4. documents for acceptance.

D.A. 8 American  

abbreviation

  1. delayed action.

  2. direct action.

  3. District Attorney.

  4. documents against acceptance.

  5. documents for acceptance.

  6. doesn't answer; don't answer.

DA 1 British  

abbreviation

  1. (in the US) District Attorney

  2. Diploma of Art

  3. duck's arse (hairstyle)

"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
D/A 2 British  

abbreviation

  1. deposit account

  2. commerce documents against acceptance

"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 da1

< Italian da ≪ Latin dē about, concerning + ab, ā from; < Portuguese da, contraction of de of, from (< Latin dē ) + a feminine singular definite article (≪ Latin illa that)

Origin of DA3

A euphemistic abbreviation of duck's ass

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.

But the main investment by European lawmakers should be changes that lead to lower use of fossil fuels in future, BEUC’s Oliveira da Silva said.

From The Wall Street Journal • Apr. 22, 2026

“From an economic point of view, for every EU country, the best possible decision is get rid of fossil fuels, electrify, buy more heat pumps, buy more renewables,” Oliveira da Silva said.

From The Wall Street Journal • Apr. 22, 2026

Full-year da Vinci growth guidance of 13.5% to 15.5% is below 2025’s 18%.

From Barron's • Apr. 21, 2026

The research was carried out during the doctoral work of Natara Dias Gomes da Silva at FOB-USP.

From Science Daily • Apr. 5, 2026

Masterpieces by da Vinci, Rembrandt, and Raphael now hung in the private apartments of Nazi officials.

From "Salt to the Sea" by Ruta Sepetys

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.