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du

1 American  
[doo, dyoo, dy] / du, dyu, dü /

  1. (in names of French derivation) a contraction of de and the article le:

    Joachim du Bellay.
Du. 2 American  

abbreviation

  1. Duke.

  2. Dutch.

Du. 1 British  

abbreviation

  1. Duke

  2. Dutch

"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
DU 2 British  

abbreviation

  1. depleted uranium

"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.

Welcome to L'Enfer du Nord - the Hell of the North - as cycling's most brutal race, Paris-Roubaix, is known.

From BBC • Apr. 13, 2026

Others including Skrillex, Odesza, Rüfüs du Sol and Billie Eilish are among the superstars who have popped in for surprise sets, cementing the stage’s legacy within Coachella’s lore.

From Los Angeles Times • Apr. 10, 2026

Foreign markets are also less reliant on the investing theme du jour, AI.

From The Wall Street Journal • Mar. 9, 2026

Notre-Dame du Haut is a religious structure: Built in honor of the Virgin Mary, it still attracts Catholic pilgrims.

From The Wall Street Journal • Mar. 6, 2026

Skeezie: He’s toasting the future, Jade du Soleil.

From "The Misfits" by James Howe

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.