seester

Noun

sister (plural sisters or (archaic in most senses) sistren)

1. A daughter of the same parents as another person; a female sibling.
   • My sister is always driving me crazy.

   Synonyms:

   sis

   Antonyms:

   brother

2. A female member of a religious order; especially one devoted to more active service; (informal) a nun.
   • Michelle left behind her bank job and became a sister at the local convent.

   Synonyms:

   nun

3. Any butterfly in the genus Adelpha, so named for the resemblance of the dark-colored wings to the black habit traditionally worn by nuns.
4. (UK) A senior or supervisory nurse, often in a hospital.

   Synonyms:

   charge nurse

5. Any woman or girl with whom a bond is felt through the same biological sex, gender or common membership in a community, race, profession, religion, organization, or ism.
   • Connie was very close to her friend Judy and considered her to be her sister.
6. (capitalized, slang, sometimes, African-American Vernacular) A black woman.
   • A fly sister rolled in with a suitcase full of hip-hop novels called The Glamorous Life, and an African brother with long dreads wanted to sell them some incense and some fake Jacob watches.2006, Noire [pseudonym], Thug-A-Licious: An Urban Erotic Tale, New York, N.Y.: One World, Ballantine Books, →ISBN, page 169

See all 17 meanings of sister