EntryCommon
mon/mɔ̃/

  1. Det

    my (used to qualify masculine nouns and vowel-initial words regardless of gender)

    masculinepossessive

    J'ai perdu mon chapeau.
    I lost my hat.

  2. Followed by rank, obligatory way of addressing a (male) superior officer within the military. (Folk etymology: military-specific short for "monsieur".)

    masculine