Definitions of self:

• noun:   your consciousness of your own identity
• noun:   a person considered as a unique individual

  Example: "One's own self"

• adjective:   combining form; oneself or itself

  Example: "Self-control"

• adjective:   used as a combining form; relating to--of or by or to or from or for--the self

  Example: "Self-knowledge"

• name:  A surname (common: 1 in 10000 families; popularity rank in the U.S.: #1251)