What is the meaning of the word "keeper"?

Definitions:

  1. a person having charge of buildings or grounds or animals copy to clipboard noun
    • The keepers of the estate kept the grounds maintained. copy to clipboard
  2. a person in charge of other people copy to clipboard noun
    • Am I my brother's keeper? copy to clipboard
  3. something that should be kept copy to clipboard noun
    • That puppy is a keeper! copy to clipboard

Synonyms: