The definition of a devotee is a someone with a strong belief in something.
An example of a devotee is a person who attends mass daily.
- a person strongly devoted to something or someone: a devotee of the ballet
- a person extremely devoted to religion; zealot
- One who is ardently devoted to something; an enthusiast or advocate: a devotee of sports.
- An ardent or fanatical adherent of a religion.
From French devotee (“devoted”)