Word.ws English Dictionary

d4

d4 noun: a die with four sides.

d4: a die with four sides
Image: CC BY-SA 3.0, via Wikimedia Commons

Noun (1)

d4 (plural d4s)

  1. A die with four sides.
    • The d4 can be used to generate 25% incremental probabilities, random numbers from 1 to 4, with +1 it generates a linear 2-5, etc.1979, Gary Gygax, Advanced Dungeons & Dragons Dungeon Master's Guide, Lake Geneva, WI: TSR Games, page 10

Proper noun capitalized: D4

D4

  1. (Ireland, metonymically) The upper middle class of Dublin or Ireland as a whole.
    • The show divided public opinion on the grounds that it presented a "D4" lifestyle which was not representative of life outside of Dublin.2011, “Fade Street Reality Stars”, in RTÉ Archives
    • Shane knew the suspicion was due to his accent, and the tracksuit he'd worn on the first day. Skanger, he thought to himself, that's what she thinks of me. Or what's the other word the culchies use? Scrote. Then the D4 heads: knacker, scobe. The Old Bill: scumbag.2015 September 30, Frankie Gaffney, Dublin Seven, Liberties Press, →ISBN
  2. (broadly) A version of Advanced Dublin English, a high prestige dialect of Dublin and Ireland, derived from the dialect of South Dublin, and peaking in popularity in the 1990s and 2000s.
    • According to Hickey, while discarding unpopular elements of D4 and Dortspeak, this new pronunciation form, however, retained a number of features of its predecessors such as the raising of non-local back vowels and the retraction of /ai/ in differentiating itself from local speech forms.2019 October 28, Joan O'Sullivan, Corpus Linguistics and the Analysis of Sociolinguistic Change: Language Variety and Ideology in Advertising, Routledge, →ISBN, page 1982
    • Authors of newspaper editorials tied the use of D4 to what they imagined was the rejection of Irish identity.2021 October 19, Serena Nanda, Richard L. Warms, Culture Counts: A Concise Introduction to Cultural Anthropology, SAGE Publications, →ISBN
    Synonyms:
    Dartspeak, Dortspeak
  3. (Ireland, derogatory, metonymically, often) The fandom of Leinster Rugby, especially when seen as snobbish, insular and exerting undue influence on the Irish Rugby Football Union nationally.
    • Anyone who has been along to the RDS in the past 8 years will know Leinster have very successfully discarded it old D4 image.2013 March 14, “The 8 signs you're a Leinster Rugby fan”, in The 42
    • I hate this 'D4 slur' towards a game we have always been good at but are better at now than ever.2023 October 1, Tony Ward, “I hate the ‘D4 slur’ towards rugby – I was brought up a long way from privilege”, in Irish Independent

Noun (2) capitalized: D4

D4 (plural D4s)

  1. Alternative letter-case form of d4.
  2. (abbreviation) Abbreviation of octamethylcyclotetrasiloxane.

d4 meaning in Hindi and Arabic

d4 in Hindi

Translations
प४ pa4

d4 in Arabic

Translations
٤ك 4k

Synonyms of d4

Forms of d4

plurald4s
alternative formD4
pluralD4s

Origin of d4

From Dublin 4, a postal code covering the Southside of Dublin, which includes some of the most expensive properties in Ireland and the headquarters of various prestigious institutions (including Aviva Stadium, headquarters of the Irish Rugby Football Union).

Phrases with d4

Questions about d4

What does d4 mean?
D4 means a die with four sides.
What is d4 in Hindi?
D4 in Hindi is प४ (pa4). See D4 meaning in Hindi.
What part of speech is d4?
D4 can be a noun or a proper noun.
What is the plural of d4?
The plural of d4 is d4s.

Words near d4 in the dictionary

  1. D20W
  2. D2C
  3. D2D
  4. D2M
  5. D2T
  6. d4
  7. D4DJ
  8. d4s
  9. d4T
  10. D5W
  11. d6

Source and license

Adapted from Wiktionary: d4 (page history and authors); D4 (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “d4.” Word.ws, https://word.ws/d4. Based on Wiktionary, CC BY-SA 4.0.