"obiter dictum" meaning in Latin

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en latin",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lemmes en latin",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions latines en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions-phrases en latin",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Latin",
      "orig": "latin",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Locutioncomposée de obiter et de dictum : « dit en passant »."
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "phrase",
  "pos_title": "Locution-phrase",
  "senses": [
    {
      "glosses": [
        "Dit en passant, soit dit en passant."
      ],
      "id": "fr-obiter_dictum-la-phrase-yLSSnDAT"
    }
  ],
  "word": "obiter dictum"
}

{
  "categories": [
    "Compositions en latin",
    "Lemmes en latin",
    "Locutions latines en français",
    "Locutions-phrases en latin",
    "latin"
  ],
  "etymology_texts": [
    "Locutioncomposée de obiter et de dictum : « dit en passant »."
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "phrase",
  "pos_title": "Locution-phrase",
  "senses": [
    {
      "glosses": [
        "Dit en passant, soit dit en passant."
      ]
    }
  ],
  "word": "obiter dictum"
}