Definitions of resign:

• verb:   accept as inevitable

  Example: "He resigned himself to his fate"

• verb:   leave (a job, post, post, or position) voluntarily

  Example: "The chairman resigned when he was found to have misappropriated funds"

• verb:   part with a possession or right

  Example: "Resign a claim to the throne"

• verb:   give up or retire from a position

  Example: "The chairman resigned over the financial scandal"