Meaning of sib

sib

Pronunciation: (sib), [key]
— adj.
  1. related by blood; akin.
—n.
  1. a kinsman; relative.
  2. one's kin or kindred.
  3. a unilateral descent group.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
  • sib (Thesaurus)