Definition of sib

Scrabble & Words with friends points

• sib is a valid Scrabble US word with a point value of 5
• sib is a valid Scrabble UK word with a point value of 5
• sib is a valid Words with friends word with a point value of 6

Definition of sib

• one related by blood or origin; especially on sharing an ancestor with another (noun)

  Synonyms

  1. blood relation
  2. blood relative
  3. cognate
• a person's brother or sister (noun)

  Synonyms

  1. sibling

See definition of sib in Merriam Webster