To order or command someone; to give a directive (usually from a superior to a subordinate).
部長は全員に報告書を提出するよう命じた。
The manager ordered everyone to submit the report.
司令官は撤退を命じた。
The commander ordered a retreat.
教師は生徒に教室を掃除するよう命じた。
The teacher instructed the students to clean the classroom.
To appoint someone to a post or assign them a role or duty.
彼は新しいプロジェクトの責任者に命じられた。
He was appointed as the person in charge of the new project.
社長は彼女を交渉係に命じた。
The president appointed her as the negotiator.