adieu

noun

ə-ˈdü 

a-, 

-ˈdyü

plural adieus or adieux ə-ˈdüz 

a-, 

-ˈdyüz

: an expression of good wishes when someone leaves : goodbye

a heartfelt adieu

bid his teammates adieu

—often used interjectionally

Adieu, my friends!

Synonyms of adieu

• farewell

Examples of adieu in a Sentence

we bid our adieus and were off

Recent Examples on the Web

Balfe and Heughan weren't the only Outlander cast members ready to bid adieu to the long-running drama. —Emily Blackwood, PEOPLE, 15 May 2026

Series vets Heidi Gardner and Ego Nwodim bid Studio 8H adieu, and the credits rolled for Michael Longfellow, Devon Walker and Emil Wakim as well. —Ethan Shanfeld, Variety, 15 May 2026

So, without further adieu, here are the best clothing sales right now, handpicked by StyleCaster‘s very own commerce editor. —Katie Decker-Jacoby, StyleCaster, 4 May 2026

The polite adieu was apropos for a player some fans considered the show’s nicest ever. —Assistant Editor, Los Angeles Times, 28 Apr. 2026

Word History

Etymology

Middle English, borrowed from Anglo-French a deu, a dieu, literally, "to God"

First Known Use

15th century, in the meaning defined above

Rhymes for adieu

• deux
• milieu

Kids Definition

adieu

noun

ə-ˈd(y)ü 

a-

plural adieus or adieux -ˈd(y)üz 

: farewell entry 2 sense 1

—often used interjectionally

Etymology

Middle English adieu "farewell," from early French adieu (same meaning), from a Dieu, literally "(I commit you) to God," from Latin Deus "God" — related to adios, deity