1. a person who is excessively preoccupied with or obsessed by erotic thoughts and desires
Usage: clinical or formal usage; often considered offensive or derogatory
2. a person suffering from erotomania, a delusional disorder in which one believes another person is in love with them
Usage: psychiatric/medical term

Examples

• The psychiatrist diagnosed the patient as an erotomaniac based on persistent delusional beliefs about a stranger's affection.
• In the novel, the protagonist's obsessive behavior revealed him to be an erotomaniac consumed by fantasies.
• The therapist worked with the erotomaniac to distinguish between reality and his distorted perceptions of others' feelings.