Definition of lost

• people who are destined to die soon; "the agony of the doomed was in his voice"
• no longer in your possession or control; unable to be found or recovered; "a lost child"; "lost friends"; "his lost book"; "lost opportunities"
• having lost your bearings; confused as to time or place or personal identity; "I frequently find myself disoriented when I come up out of the subway"; "the anesthetic left her completely disoriented"