Meanings
d41
- diceA 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
D42
- IrelandmetonymicallyThe 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 Archives1 more example
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 - broadlyA 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.
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, →ISBN1 more example
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 - IrelandderogatorymetonymicallyoftenThe fandom of Leinster Rugby, especially when seen as snobbish, insular and exerting undue influence on the Irish Rugby Football Union nationally.
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 Independent2 more examples
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 42I don’t recall any province conceding more than 100 points/15 tries in two weeks and if people are saying that Irish rugby is in good health, perhaps they should have a close look at what is happening outside the D4 bubble.
2024 December 20, David Corkery, “Irish rugby fans must look outside 'D4 bubble' and at bigger picture”, in Cork Echo
plural D4s
- Alternative letter-case form of d4.
- abbreviationAbbreviation of octamethylcyclotetrasiloxane.
Synonyms & antonyms
proper nounA 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.
Origin
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).
Full word history & related roots →Translations
Arabic ٤ك
- ٤ك (4k)Translations
Catalan d4
- d4Translations
Dutch d4
- d4Translations
French D4
- D4Translations
German W4
- W4Translations
Hebrew ק4
- ק4Translations
Hindi प४
- प४ (pa4)Translations
Italian d4
- d4Translations
Japanese 4面
- 4面Translations
Latin tālus
- tālusTranslations
Lithuanian d4
- d4Translations
Polish k4
- k4Translations
Portuguese d4
- d4Translations
Russian d4
- d4Translations
Spanish d4
- d4Translations
Swedish T4
- T4Translations
Thai d4 (d4)
- d4 (d4)Translations
Ukrainian D4 (D4)
- D4 (D4)Translations
Cite this entry
d4. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/d4
“d4.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/d4. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “d4,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/d4.
Source: d4 on Wiktionary, CC BY-SA 4.0.