d

Letter (1)

1. (letter, lowercase) The fourth letter of the English alphabet, called dee and written in the Latin script.
   • Rupert. I am told so, sir. But then so does the other Cadell. A devastating creature who spells it with two d’s.1929, Patrick Hamilton, Rope, New York City: Samuel French, Act I, page 30

Numeral (1)

1. (lowercase) The fourth numeral symbol of the English alphabet, called dee and written in the Latin script.

Symbol

d

1. (until February 1971) A British penny; an old penny (the modern decimal penny being abbreviated p).
   • £sd — “pounds, shillings and pence”
2. Die or dice.
   • d20 — a specialized die with twenty sides
   • 2d6 — the sum of the roll of two six-sided dice
3. A penny, a measure of the size of nails.

Letter (2) capitalized: D

1. (letter, uppercase) The fourth letter of the English alphabet, called dee and written in the Latin script.
   • Boxer could not get beyond the letter D. He would trace out A, B, C, D, in the dust with his great hoof […]1943 November – 1944 February (date written; published 1945 August 17), George Orwell [pseudonym; Eric Arthur Blair], Animal Farm […], London: Secker & Warburg, published May 1962, →OCLC

Numeral (2) capitalized: D

1. (uppercase) The fourth numeral symbol of the English alphabet, called dee and written in the Latin script.

Noun (1) capitalized: D

D (countable and uncountable, plural Ds)

1. (abbreviation) Abbreviation of defense.
2. (US, abbreviation) Abbreviation of Democrat, especially preceding the constituent location.
   • D-New York
   • “I think allowing this moniker, ‘Defund the police,’ to ever get out there, was not a good thing,” Minnesota Attorney General Keith Ellison (D) told The Washington Post’s Dave Weigel on Thursday.2021 November 5, Chris Cillizza, “Even Democrats are now admitting ‘Defund the Police’ was a massive mistake”, in CNN

   Antonyms:

   R

3. (abbreviation) Abbreviation of drive, the setting of an automatic transmission.
4. (abbreviation) Abbreviation of duodecimo, as adopted by the American Library Association.
5. (abbreviation, clipping, euphemistic, slang) Clipping of dick (“penis”)
   • She wants the D!
   • I give her the D, I give her the D, she callin' me zaddy2016, “Zaddy”, in Campaign, performed by Ty Dolla $ign
6. (abbreviation) Abbreviation of data.
7. (Unicode) Canonical decomposition
8. (abbreviation) Abbreviation of Deutsch number in the Schubert Thematic Catalogue.
   • Symphony No. 4 Tragic D 417
9. (alternative, slang) Alternative form of dee (“a police detective”).
   • Dotty my holster, totin on this knocker (Grrah, grrah)
     If we see the Ds, bitch, move proper2022 October 31, “Doomsday” (track 7, 1:53 from the start), in Kay Flock (lyrics), F L O C K A
10. (abbreviation, initialism, rhythmic gymnastics) Initialism of difficulty.

Adverb capitalized: D

D

1. (abbreviation) Abbreviation of down (direction).

Adjective capitalized: D

D (not comparable)

1. (abbreviation) Abbreviation of dimensional.
2. (abbreviation) Abbreviation of divorced.

Proper noun (1) capitalized: D

D

1. The City of Detroit.
2. (abbreviation) Abbreviation of Deuteronomist.

Interjection capitalized: D

D

1. (euphemistic) Damn.
   • CAPTAIN. I never use a big, big D— ALL. What, never? CAPTAIN. No, never! ALL. What, never? CAPTAIN. Hardly ever! ALL. Hardly ever swears a big, big D—1879, W[illiam] S[chwenck] Gilbert, Arthur Sullivan, composer, “I am the Captain of the Pinafore”, in H.M.S. Pinafore; […], San Francisco: Bacon & Company, […], →OCLC

Noun (2) capitalized: D

D (plural Ds)

1. The semicircle on the baulk line, inside which the cue ball must be placed at a break-off.
2. The penalty arc on a football pitch.
   • Johnson, a late substitute, applied the finishing touch but it was move kickstarted by the again-impressive Neco Williams, who skedaddled forward from halfway with the ball in tow before feeding Aaron Ramsey on the edge of the D.2022 June 11, Ben Fisher, “Brennan Johnson’s late goal denies Belgium and extends the Wales party”, in The Guardian
   • 23 min: Fee gets overly intricate near his own D, and gifts the ball to Eze, who attempts a curler towards the top-left corner but gets it all wrong.2025 November 8, Scott Murray, “Sunderland v Arsenal: Premier League – live”, in The Guardian
3. (field hockey) The penalty arc on a hockey field.

Noun (3) capitalized: D

D (plural Ds)

1. (Canada, US) A grade awarded for a class, better than outright failure (which can be F or E depending on the institution) and worse than a C.

Proper noun (2) capitalized: D

D

1. A programming language inspired from C++.