cul-de-sac

noun

ˈkəl-di-ˌsak 

ˈku̇l-;

ˌkəl-di-ˈsak, 

ˌku̇l-

plural cul-de-sacs ˈkəl-di-ˌsaks 

ˈku̇l-;

ˌkəl-di-ˈsaks, 

ˌku̇l-

also culs-de-sac ˈkəl(z)-di-ˌsak 

ˈku̇l(z)-;

ˌkəl(z)-di-ˈsak, 

ˌku̇l(z)-

1

: a blind diverticulum or pouch

2

: a street or passage closed at one end

Our house is located on a quiet cul-de-sac.

3

: a fruitless or mistaken course or direction

If your job is a cul-de-sac, you have to quit or accept the fact that your career is over.

—Seth Godin

Examples of cul-de-sac in a Sentence

Recent Examples on the Web

Listed at $22 million with a golf membership available, the modern five-bedroom, eight-bathroom residence sits on a cul-de-sac in the private, gated community of Martis Camp near Truckee, California. — David Caraccio, Sacbee.com, 25 July 2026

Three cul-de-sac streets would be built within the development to accommodate road changes. — Kendrick Calfee, Kansas City Star, 22 July 2026

Their five-bedroom home, which is estimated at about $2 million, is on a quiet cul-de-sac with just five other houses in Hertfordshire, England. — Lisa Boone, Los Angeles Times, 22 July 2026

Juliana was active in her church and her family lived in a two-story house in a Charlotte cul-de-sac about a 20-minute walk from where she was found. — Caitlin McGlade, Charlotte Observer, 22 July 2026

Word History

Etymology

French, literally, bottom of the bag

First Known Use

1738, in the meaning defined at sense 1

Kids Definition

cul-de-sac

noun

ˈkəl-di-ˌsak 

ˈku̇l-

plural cul-de-sacs

ˈkəl-di-ˌsaks, 

ˈku̇l-

also culs-de-sac

ˈkəl(z)-di-ˌsak, 

ˈku̇l(z)-

: a street or passage closed at one end

Medical Definition

cul-de-sac

noun

ˈkəl-di-ˌsak, ˈku̇l-; ˌkəl-di-ˈ, ˌku̇l- 

plural culs-de-sac ˈkəl(z)-, ˈku̇l(z)-, ˌkəl(z)-, ˌku̇l(z)-  also cul-de-sacs -ˌsaks, -ˈsaks 

1

: a blind diverticulum or pouch

also : the closed end of such a pouch

2

: pouch of douglas