dossier (noun)

1. The dossier on John F. Kennedy provides detailed information about his presidency and assassination.

2. In the science fiction novel, the protagonist opens a mysterious dossier that reveals the truth about extraterrestrial life.

3. In the cartoon show, the detective collects a dossier on the suspect to solve the mystery.

4. As a romantic gesture, he compiles a dossier filled with love letters and memories of their relationship.