blood sister
The term "blood sister" can refer to either a biological sibling or a close bond formed through ritual or deep friendship.
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Definition
A2Family
A female sibling who shares the same biological parents.
Example
- She and her blood sister grew up in the same household.
B2Ceremonial
(historical, informal)A female who has formed a bond of loyalty and friendship with another through a ritual involving the mingling of blood.
Example
- They became blood sisters after performing the ritual together.
B1Friendship
(informal)A very close and intimate female friend with whom one shares a deep emotional bond.
Example
- She considers her best friend to be her blood sister.
Similar
Terms that have similar or relatively close meanings to "blood sister":
blood siblingblood brotherhalf sister-in-lawthree-quarter sisterfoster siblinghalf auntbest friendblood royalhalf brother-in-lawbrotherly lovesibling fucker