cousin

¹ American  

[kuhz-uhn] / ˈkʌz ən /

noun

1. Also called full cousin.  Also called first cousin.  the son or daughter of an uncle or aunt.

2. one related by descent in a diverging line from a known common ancestor, as from one's grandparent or from one's father's or mother's sister or brother.

3. a kinsman or kinswoman; relative.

4. a person or thing related to another by similar natures, languages, geographical proximity, etc..

   Our Canadian cousins are a friendly people.

5. Slang. a gullible, innocent person who is easily duped or taken advantage of.

6. a term of address used by a sovereign in speaking, writing, or referring to another sovereign or a high-ranking noble.

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Cousin ² American  

[koo-zan] / kuˈzɛ̃ /

noun

1. Victor 1792–1867, French philosopher and educational reformer: founder of the method of eclecticism in French philosophy.

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cousin ¹ British  

/ ˈkʌzən /

noun

1. Also called: first cousin.   cousin-german.   full cousin.  the child of one's aunt or uncle

2. a relative who has descended from one of one's common ancestors. A person's second cousin is the child of one of his parents' first cousins. A person's third cousin is the child of one of his parents' second cousins. A first cousin once removed (or loosely second cousin ) is the child of one's first cousin

3. a member of a group related by race, ancestry, interests, etc

   our Australian cousins

4. a title used by a sovereign when addressing another sovereign or a nobleman

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Cousin ² British  

/ kuzɛ̃ /

noun

1. Victor (viktɔr). 1792–1867, French philosopher and educational reformer

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cousin Idioms  

1. see country cousin; first cousin; kissing cousins; second cousin.

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Other Word Forms

• cousinage noun
• cousinhood noun
• cousinly adjective
• cousinship noun

Etymology

Origin of cousin

1250–1300; Middle English cosin < Anglo-French co ( u ) sin, Old French cosin < Latin consōbrīnus cousin (properly, son of one's mother's sister), equivalent to con- con- + sōbrīnus second cousin (presumably originally “pertaining to the sister”) < *swesrīnos, equivalent to *swesr-, gradational variant of *swesōr (> soror sister ) + *-īnos -ine ¹; for -sr- > -br- December

Example Sentences

South-Central L.A. native Angie Bravo, 26, attended the festival to watch “Eres Suficiente,” the short film by her wife’s cousin, Veronica Jurado.

From Los Angeles Times • Apr. 2, 2026

Around 1 a.m., seven hours after Ashaal failed to return home, a cousin and brother-in-law contacted friends, hospitals and the various security headquarters in Aden.

From Los Angeles Times • Mar. 30, 2026

The disheveled 58-year-old, who went by Tony, was a cousin of the recently deposed Syrian President Bashar al-Assad.

From The Wall Street Journal • Mar. 28, 2026

Elmore remembers asking that very question of her cousin before his final days.

From BBC • Mar. 25, 2026

“But, right before he passed away, a successful industrialist and distant cousin named William Maxwell was discovered living in Los Angeles. As the only heir, he inherited all of this.”

From "City Spies" by James Ponti

Related Words

• relative