French edit

Pronunciation edit

  • IPA(key): /sɛʁ.pɑ̃ d(ə) mɛʁ/
  • (file)

Noun edit

serpent de mer m (plural serpents de mer)

  1. sea serpent
  2. (journalism, humorous) a long-discussed subject with no concrete reality
    Synonym: arlésienne