Definitions of baby:

  • noun:   a project of personal concern to someone
    Example: "This project is his baby"
  • noun:   a very young mammal
    Example: "Baby rabbits"
  • noun:   sometimes used as a term of address for attractive young women
  • noun:   the youngest member of a group (not necessarily young)
    Example: "The baby of the family"
  • noun:   a very young child (birth to 1 year) who has not yet begun to walk or talk
    Example: "Isn't she too young to have a baby?"
  • noun:   an immature childish person
    Example: "Stop being a baby!"
  • verb:   treat with excessive indulgence