L'extincteur translates to "the fire extinguisher". It's an unusual and striking word to find at the heart of a song title, especially one by Serge Gainsbourg, known for his provocative and often dark themes.
In the context of "Meurtre À L'extincteur" (Murder with the Fire Extinguisher), the word takes on a sinister and ironic meaning. What is typically a tool for safety becomes a weapon in a fit of jealousy, making it a memorable and intriguing choice that immediately hints at the song's macabre narrative.
Serge Gainsbourg was famous for his dark humor and shocking lyrics, and this song is a perfect example. It's a very literal story about a crime of passion. The narrator, driven mad by jealousy, decides to act on a violent French expression, "éteindre le feu au cul" [to put out the fire in someone's ass], which means to calm someone down, often forcefully.
He grabs a fire extinguisher from a hotel hallway and attacks his lover, Marilou. The lyrics are incredibly direct and graphic. He sings, "Brandissant le cylindre, je frappe paf" [Wielding the cylinder, I strike, bam]. Gainsbourg then makes a grimly poetic observation, comparing the blood from her "crâne fendu" [split skull] to the red paint of the extinguisher. The song ends with a final, absurd twist: after she dies, he presses the handle and her body "disparait sous la mousse" [disappears under the foam]. It's a brutal, cynical, and strangely funny narrative told with chilling calmness.