noun (n)

• a very young child (birth to 1 year) who has not yet begun to walk or talk(noun.person)

  Synonym:
  baby, infant
  

  source: wordnet30
• (slang) sometimes used as a term of address for attractive young women(noun.person)

  Synonym:
  baby, sister
  

  source: wordnet30
• An infant; a young child of either sex; a baby.(noun)

  source: webster1913