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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.

The social media star - real name Olajide William Olatunji or JJ to friends and family - announced he was leaving the YouTube collective over the weekend.

From BBC • Jun. 3, 2026

Sherman Oaks Notre Dame high jumper JJ Harel will try to defend his state title.

From Los Angeles Times • May 24, 2026

JJ Rodriguez contributed two RBIs for Birmingham and JuJu Monroe-Truitt had two hits and one RBI.

From Los Angeles Times • May 21, 2026

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

Mister Kabisa then leaned in close and looked into my father’s eyes the same way Reverend JJ had done, as if searching the dark corners of his heart.

From "The Boy Who Harnessed the Wind" by William Kamkwamba

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