Jump To:

• j
  j

  a unit vector on the y-axis of a coordinate system.
• J
  J

  noun

  the tenth letter of the English alphabet, a consonant.
• J.
  J.

  abbreviation

  Jack.

j

¹ American  

Symbol.

1. Mathematics. a unit vector on the y-axis of a coordinate system.

2. Engineering. the imaginary number .

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J ² American  

[jay] / dʒeɪ /

Or j

noun

• J's,
  plural
• Js,
  plural
• j's,
  plural
• js
  plural

1. the tenth letter of the English alphabet, a consonant.

2. any spoken sound represented by the letter J or j, as in just, major, or rajah.

3. something having the shape of a J .

4. a written or printed representation of the letter J or j.

5. a device, as a printer's type, for reproducing the letter J or j.

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J ³ American  

abbreviation

1. Jewish.

2. Physics. joule; joules. Also j

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J ⁴ American  

Symbol.

1. the tenth in order or in a series.

2. (sometimes lowercase) the medieval Roman numeral for 1.

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J. ⁵ American  

abbreviation

1. Cards. Jack.

2. Journal.

3. Judge.

4. Justice.

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J ¹ British  

symbol

1. cards jack

2. joule(s)

3. current density

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abbreviation

1. Japan (international car registration)

j ² British  

symbol

1. maths the unit vector along the y -axis

2. Also called: i. obsolete the imaginary number √–1

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j ³ British  

/ dʒeɪ /

noun

1. the tenth letter and seventh consonant of the modern English alphabet

2. a speech sound represented by this letter, in English usually a voiced palato-alveolar affricate, as in jam

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J Scientific  

1. Abbreviation of joule

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Other Word Forms

Noun Inflected Forms

• J's
  plural
• Js
  plural
• j's
  plural
• js
  plural

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Example Sentences

See Examples For:

j J J. J's Js j's js

The memes typically used goofy broken English to reveal the inner thoughts of Kabosu and other shiba inu "doge" - pronounced like pizza "dough" but with a "j" at the end.

From BBC ● May 24, 2024

Repeat this algorithm for all one-digit numerical values of i, j and k, and the result will always be either a happy or a sad number.

From Scientific American ● Oct. 24, 2023

With these new values for i, j and k, continue the algorithm at step 2.

From Scientific American ● Oct. 24, 2023

Trubisky j oined the Steelers in March 2022 after a stint backing up Josh Allen in Buffalo.

From Washington Times ● May 19, 2023

“He j won’t hurt you,” Jon said, but the boy flinched at the sound of his voice, and that sudden motion made the direwolf bare his teeth.

From "A Dance with Dragons" by George R. R. Martin

Voters later approved the county reform effort Measure G, which had the unintended effect of repealing Measure J. Measure E would ensure that Measure J remains in effect.

From Los Angeles Times ● Oct. 30, 2026

Dan J Sullivan has repeatedly denied those claims, telling the local Petersburg Pilot newspaper earlier this year that he "wouldn't even know who to speak to" in Peltola's campaign.

From BBC ● Oct. 23, 2026

On Thursday, diesel at the Flying J hovered around $6.26 a gallon.

From The Wall Street Journal ● Oct. 4, 2026

She also collaborated with Milo J on “Llora Llora” — a folksy lullaby off the Argentine rapper’s masterpiece “La Vida Era Más Corta.”

From Los Angeles Times ● Sep. 29, 2026

I think about the gold Flash, school, the three boys, Grace, Aunt J, Dad, Arlo—just about everyone and everything has rented a room in my head.

From "Split the Sky" by Marie Arnold

Jails: In 2020, 57% of county voters approved Measure J. This mandated that at least 10% of locally generated, unrestricted revenue be allocated to incarceration alternatives.

From Los Angeles Times ● Oct. 30, 2026

Daniel J. Sullivan, a retired teacher from a remote Alaskan fishing community, has said he entered the Senate race of his own volition.

From Barron's ● Oct. 29, 2026

In the small fishing village of Petersburg, he found Dan J. Sullivan, who apparently agreed to run if it would help Peltola win.

From Slate ● Oct. 28, 2026

Taylor’s opponent is state Rep. Justin J. Pearson, a 31-year-old Black Democrat who has taken a very different approach to what the district needs.

From Salon ● Oct. 28, 2026

Mrs. Truman gestured to a White House usher, J. B. West, and whispered, “Would you please find out what is going on upstairs?”

From "Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown" by Steve Sheinkin

This spring, the two showed their support by covering each other’s song for Triple J’s “Like a Version.”

From Los Angeles Times ● Jun. 4, 2026

In Group J's other match, second-placed Wales also ran up seven goals as they beat North Macedonia 7-1 with Harry Wilson scoring a hat-trick of set-piece goals.

From Barron's ● Nov. 18, 2025

Next for Wales is Tuesday's trip to North Macedonia, who started their campaign with a 3-0 win over Group J's bottom seeds Liechtenstein.

From BBC ● Mar. 22, 2025

But the most recognizable example is LL Cool J's "Father."

From Salon ● Dec. 30, 2024

Kenya shrieks as I go under, getting my freshly done cornrows soaked and my J’s too.

From "The Hate U Give" by Angie Thomas

I’m out there in some Artful Dodger, LRG and Evisus with the Js — hood classics, you feel me?

From New York Times ● Jan. 19, 2022

Jackie was for the three Js — John, Jim and Jesse — while Lee was for Lyn.

From Washington Post ● Jul. 11, 2020

Same solid drives, same high, metronomic dribble, same deadening retinue of mid-range Js.

From The New Yorker ● Oct. 25, 2019

With a single letter distinguishing their first names, they're referred to collectively as "the Js" by cast and crew.

From Los Angeles Times ● Mar. 21, 2018

“We’re teammates, so I tolerate you. That doesn’t mean I like you. Besides, Drew and I’ve been carrying your deadweight for two years. All you do is shoot Js that you can’t make.”

From "Here to Stay" by Sara Farizan

Those throaty "j's" and growled "g's" have long found their truest expression in the music that's synonymous with Spain – flamenco.

From The Guardian ● Jun. 19, 2012

The national song of the Basques, a matter of some dozen stanzas, written principally in "j's," "rr's," and "tz's," takes its theme, if one may trust the Castilian translation, from this symbolic oak.

From Spanish Highways and Byways by Katharine Lee Bates

I did manage, however, to find our boat's address and the name of the caretaker, both of which I had on a piece of paper with loose "i's" and "j's" scattered thickly through every word.

From The Chauffeur and the Chaperon by Karl Anderson

The harbor-master pronounced his r's very much like j's.

From The Fourth Estate, vol.1 by Armando Palacio Vald?s

She said that we could find enough to do minding our p's and q's in life, without quarreling over "i's" and "j's"; so the argument ended, and the girls turned their attention to making tea.

From The Chauffeur and the Chaperon by Karl Anderson

I love the html and js side of the web, but when it comes to CSS, I can design as well as John McCain can pick a running-mate.

From Forbes ● Aug. 16, 2012

But the Brody kids are remarkably well-cast too, and I like how the script and Morgan Saylor’s performance left it open to interpretation js how much she really did or didn’t believe Carrie.

From Time ● Dec. 19, 2011

He js "much embarrassed," but listens respectfully, then makes a little speech.

From Time Magazine Archive

A scene in which the young man fancies he js in communication with the shade of Millhouser's mother is as embarrassing as any in recent fiction.

From Time Magazine Archive

These were the first steps toward establishing the security which js M.G.'s chief job.

From Time Magazine Archive

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