Definitions of confidence:

• noun:   a secret that is confided or entrusted to another

  Example: "Everyone trusted him with their confidences"

• noun:   a feeling of trust (in someone or something)

  Example: "I have confidence in our team"

• noun:   a trustful relationship

  Example: "He took me into his confidence"

• noun:   a state of confident hopefulness that events will be favorable

  Example: "Public confidence in the economy"

• noun:   freedom from doubt; belief in yourself and your abilities

  Example: "After that failure he lost his confidence"