big sister

• Sœur aînée par le lien de parenté, ou terme utilisé pour décrire une fille ou une femme qui joue un rôle protecteur, guide ou attentionné envers une personne plus jeune.

An older female sibling, or a term used to describe a girl or woman who acts in a protective, guiding, or nurturing role towards a younger person.

1. Older female siblingA1formal

   A female sibling who is older than the person being referred to.

   grande sœur

   • My big sister taught me how to ride a bike.
   • She is a protective big sister to her younger brother.
   • I always looked up to my big sister when I was a child.

2. Mentor or protectorB1informal

   A woman who acts as a guide, protector, or role model for someone younger or less experienced.

   grande sœur (guide/protectrice)

   • She became a big sister to the new interns at work.
   • In the club, older members act as big sisters to newcomers.
   • He considers her his big sister because she always gives him good advice.