Meaning of sister In English

• 0 a girl or woman who has the same parents as another person:

  • Sophie and Emily are sisters.

  • Emily is Sophie's younger/little/older/big sister.

  • Lynn's such a good friend - she's like a sister to me.

  • [ as form of address ] "We must continue the fight, sisters!"

  • [ as form of address ] OK, sister, move it!

  • Sister Bernadette

  • [ as form of address ] God bless you, Sister.

  • The sister told us that visiting hours were over.

  • [ as form of address ] Excuse me, Sister, could I have some water?

• 1 belonging to a pair or group of similar and related things, such as businesses, usually owned or operated by the same person or organization:

  • our sister company in Australia

  • the US battleship Missouri and her sister ship, the Wisconsin

• 2 a female who has the same parents as another person:

  • an older/younger sister

  • a sorority sister

• 3 used to describe one of the organizations or companies in a pair or group of similar organizations when referring to it in relation to the others:

  • The competition is being run in conjunction with our sister publication Money Observer.

  • sister company/organization