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JJ

1 American  

abbreviation

  1. Josephson junction.


JJ. 2 American  

abbreviation

  1. Judges.

  2. Justices.


JJ. British  

abbreviation

  1. Judges

  2. Justices

"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

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.

This year's contest was held in Vienna, Austria, after 25-year-old JJ lifted last year's trophy in Basel, Switzerland, with his song Wasted Love.

From BBC • May 17, 2026

Austrian vocalist Johannes Pietsch, known as JJ, triumphed at Basel in 2025 with his operatic song "Wasted Love".

From Barron's • May 16, 2026

El Camino Real 11, South Gate 0: The Royals picked up a five-inning mercy rule win behind JJ Saffie, who had three hits and four RBIs.

From Los Angeles Times • May 14, 2026

Before games, JJ says a prayer and thinks of his father.

From Los Angeles Times • May 13, 2026

I wanted a vowel between those two J’s, but Branwell blinked twice, telling me that JJ was right.

From "Silent To The Bone" by E.L. Konigsburg

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