What is the meaning of resigned?

verb

• Leave (a job, post, or position) voluntarily.
  • usage: "She vacated the position when she got pregnant"; "The chairman resigned when he was found to have misappropriated funds"
  • synonyms: vacate, resign, renounce, give up
• Give up or retire from a position.
  • usage: "The Secretary of the Navy will leave office next month"; "The chairman resigned over the financial scandal"
  • synonyms: leave office, quit, step down, resign
• Part with a possession or right.
  • usage: "I am relinquishing my bedroom to the long-term house guest"; "resign a claim to the throne"
  • synonyms: release, relinquish, resign, free, give up
• Accept as inevitable.
  • usage: "He resigned himself to his fate"
  • synonyms: resign, reconcile, submit