Sister - Definition
sister
n 1: a female person who has the same parents as another person;
"my sister married a musician" [syn: sister, sis] [ant:
blood brother, brother]
2: (Roman Catholic Church) a title given to a nun (and used as a
form of address); "the Sisters taught her to love God"
3: a female person who is a fellow member of a sorority or labor
union or other group; "none of her sisters would betray her"
4: (slang) sometimes used as a term of address for attractive
young women [syn: baby, babe, sister]