1. a member of a cult, especially a religious group with unorthodox beliefs or practices
2. a person who is devoted to or obsessed with a particular person, idea, or thing
Usage: informal

Examples

• The documentary examined how cultists were recruited and indoctrinated.
• She was a cultist devoted to the director's every film.
• Former cultists often struggle to reintegrate into mainstream society.
• He became a cultist following the charismatic leader's teachings.
• The group was accused of being cultists who rejected all outside contact.
• Cultists of the band traveled across the country to attend every concert.