Dictionary.com
Thesaurus.com

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.

“Again, we control what we can control and we play to our standards,” Lakers coach JJ Redick said before the game.

From Los Angeles Times • Apr. 12, 2026

He then led after the third round at last week's Texas Open, but was overtaken by JJ Spaun to finish as runner-up.

From BBC • Apr. 10, 2026

Scotland's Robert MacIntyre missed out on a chance to win a third PGA Tour title as he was overtaken by American JJ Spaun at the weather-hit Texas Open.

From BBC • Apr. 5, 2026

“We knew that Austin was likely going to be out for a little bit of time,” Lakers coach JJ Redick said.

From Los Angeles Times • Apr. 5, 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

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.