DictionaryAI

cousin

SayKUZ-uhn/ˈkʌz(ə)n/UK/ˈkʌzn̩/

Pluralcousins

11 meanings of cousin

Practice

  1. 1
    uncle's kidnouncountable
    The child of your aunt or uncle. A second or third cousin shares a great-grandparent or older relative with you.

    Like a brother or sister, but one step further out in the family.

    My cousin is my uncle's son, and we grew up together.

    She invited all her cousins to the birthday party.

    UsageUse cousin for both boys and girls.

    Note
  2. 2
    nouncountable
    A member of your wider family who is not a parent, child, grandparent, or grandchild.

    Like a branch of your family tree that grows off to the side, not straight up or down.

    Half the people at the reunion were distant cousins I had never met.

    He's some kind of distant cousin on my father's side.

    UsageUsually a distant cousin: someone in your family, but not close.

    Similarrelative, relation, kinsman

    Note
  3. 3
    related thingnounfigurativelycountablebefore a noun
    A person, group, or thing that is like another or comes from the same origin.

    The banjo is a close cousin of the guitar.

    Crocodiles and alligators are cousins, but they are not the same animal.

    Similarrelative, relation, sibling

    Note
  4. 4
    nouncountable
    A friendly name you call someone you feel close to.

    Like calling a close friend 'brother' even when you are not related.

    Good to see you, cousin. It's been too long!

    Hey cousin, can you give me a hand with this?

    Similarfriend

    Note

Practice

Can you tell the meanings of cousin apart? Answer 4 quick questions from this page, or write your own sentence and AI will check it.

Origin

It comes from Middle English cosin, meaning a relative, which came through Old French from Latin consobrinus, meaning a cousin on the mother's side. The verb comes from the noun.

Checked 31 Oct 2026 · 4 facts