Dictionary.com
Thesaurus.com

Costa Mesa

American  
[kos-tuh mey-suh, kaw-stuh, koh-] / ˈkɒs tə ˈmeɪ sə, ˈkɔ stə, ˈkoʊ- /

noun

  1. a city in SW California, near Los Angeles.


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.

A Thousand Oaks location is slated to open this August and stores in Costa Mesa and downtown Los Angeles are planned for 2027.

From Los Angeles Times • May 20, 2026

A woman from Costa Mesa, Calif., was charged last fall with illegally registering her dog, Maya, to vote and submitting ballots on the canine’s behalf.

From The Wall Street Journal • Apr. 5, 2026

Local SBA funding recipients include Costa Mesa autonomous weapons maker Anduril Industries, now valued at more than $30 billion, and satellite platform manufacturers K2 Space in Torrance and Apex Space in Los Angeles.

From Los Angeles Times • Mar. 18, 2026

Among them is Anduril Industries, a Costa Mesa startup that builds drone and other autonomous weapons and last year received a $2.5-billion funding round.

From Los Angeles Times • Mar. 13, 2026

He lives in Costa Mesa with his wife, Rita.

From Stories from the Old Attic by Harris, Robert A.

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "Costa Mesa" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com