Definitions of reject:

• noun:   the person or thing rejected or set aside as inferior in quality
• verb:   refuse entrance or membership

  Example: "Black people were often rejected by country clubs"

• verb:   refuse to accept or acknowledge

  Example: "I reject the idea of starting a war"

• verb:   reject with contempt
• verb:   refuse to accept
• verb:   resist immunologically the introduction of some foreign tissue or organ

  Example: "His body rejected the liver of the donor"

• verb:   deem wrong or inappropriate
• verb:   dismiss from consideration