Definitions of belong:

• verb:   be owned by; be in the possession of

  Example: "This book belongs to me"

• verb:   be classified with

  Example: "The whales belong among the mammals"

• verb:   be suitable or acceptable

  Example: "This student somehow doesn't belong"

• verb:   be in the right place or situation

  Example: "Where do these books belong?"

• verb:   originate (in)