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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.

None of us ever met Christopher Columbus or Ferdinand Magellan or Vasco da Gama, the great explorers of history, but for more than 50 years astronauts have walked among us.

From The Wall Street Journal • Apr. 11, 2026

President Luiz Inacio Lula da Silva said recently that "men are becoming increasingly inhuman and violent."

From Barron's • Apr. 9, 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

The five-week wait needs "urgent attention", says David Mendes da Costa, principle policy manager at Citizens Advice charity.

From BBC • Mar. 30, 2026

“I don’t want your da to see me,” Anya said.

From Anya and the Nightingale by Sofiya Pasternack

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.