foster sister

Also found in: Thesaurus.
Related to foster sister: foster brother, half sister
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.foster sister - your foster sister is a female who is not a daughter of your parents but who is raised by your parents
female person, female - a person who belongs to the sex that can have babies
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Raven's aunt and foster sister try to help her regain some sense of self, but they're also protecting her from powers on the verge of exploding.
Rachel has a limited memory of who she was before the accident, but as she begins a new life with her aunt and foster sister, clues begin to present themselves.
Orphaned shortly after, Thomas found a wonderful home in his late teens with his Foster parents, Herbert and Agnes Olson and foster sister Alice.
It's here that we meet Faithe Herman as Billy's foster sister, Darla, a delightful pocketsized scene-stealing charmer.
The return of Spock is a challenging time for protagonist Michael Burnham (Sonequa Martin-Green), who is his foster sister. The plot of "Star Trek: Discovery" Season 2 will focus on the relationship between the siblings as they go on this mission to investigate the red bursts.
"Our three sons, aged 25, 22 and 16, have been incredibly supportive and they look after their little foster sister."
Minutes before her death, Hollie sent a Facebook message to her foster sister, Lavinia Freeman, saying: "He's just been in the shed and got a hammer." Lavinia replied twice, saying: "Ring the police.
He quickly strikes up a friendship with his young foster sister Cathy, which develops into something more as they grow older.
One foster sister gave birth in middle school, and the father of her child fled to another country.
Details of the sexual abuse -- which he denies -- and were read out in court made for sickening reading, describing the acts he made Frantzi carry out when her foster sister was asleep in the same room.