In informal French, it is a common euphemism for male genitalia (specifically the testicles).
Jean-Claude Laureux, who was a frequent sound collaborator for legendary director Louis Malle . Producer: Vincent Malle (Louis Malle's brother). Les bijoux de famille .mp4
The .mp4 file often circulating under this name is a relic of 1970s French "erotic cinema." In informal French, it is a common euphemism