"thon" meaning in Middle French

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "fr",
            "2": "ton"
          },
          "expansion": "French: ton",
          "name": "desc"
        }
      ],
      "text": "French: ton"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "frm",
        "2": "la",
        "3": "thunnus"
      },
      "expansion": "Latin thunnus",
      "name": "bor"
    },
    {
      "args": {
        "1": "pro",
        "2": "ton"
      },
      "expansion": "Old Occitan ton",
      "name": "cog"
    }
  ],
  "etymology_text": "First attested 1393 as ton. Borrowed from Latin thunnus, thynnus, possibly via Old Occitan ton although the Middle French is attested earlier than the Old Occitan.",
  "forms": [
    {
      "form": "thons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "frm",
        "10": "{{{f}}}",
        "11": "",
        "12": "{{{f}}}s",
        "2": "noun",
        "3": "",
        "4": "",
        "5": "plural",
        "6": "thons",
        "7": "",
        "8": "{{{pl2}}}",
        "9": "",
        "f1accel-form": "p",
        "g": "m",
        "g2": "",
        "head": "",
        "sort": ""
      },
      "expansion": "thon m (plural thons)",
      "name": "head"
    },
    {
      "args": {
        "1": "m"
      },
      "expansion": "thon m (plural thons)",
      "name": "frm-noun"
    }
  ],
  "lang": "Middle French",
  "lang_code": "frm",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Middle French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 6 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "3 17 17 1 3 3 3 48 1 1 1 2 1",
          "kind": "other",
          "name": "Pages with 6 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "2 22 22 1 2 4 2 41 1 1 1 1 1",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "tuna (fish)"
      ],
      "id": "en-thon-frm-noun-s1Ai393j",
      "links": [
        [
          "tuna",
          "tuna"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "thon"
}

{
  "categories": [
    "Pages with 6 entries",
    "Pages with entries"
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "fr",
            "2": "ton"
          },
          "expansion": "French: ton",
          "name": "desc"
        }
      ],
      "text": "French: ton"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "frm",
        "2": "la",
        "3": "thunnus"
      },
      "expansion": "Latin thunnus",
      "name": "bor"
    },
    {
      "args": {
        "1": "pro",
        "2": "ton"
      },
      "expansion": "Old Occitan ton",
      "name": "cog"
    }
  ],
  "etymology_text": "First attested 1393 as ton. Borrowed from Latin thunnus, thynnus, possibly via Old Occitan ton although the Middle French is attested earlier than the Old Occitan.",
  "forms": [
    {
      "form": "thons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "frm",
        "10": "{{{f}}}",
        "11": "",
        "12": "{{{f}}}s",
        "2": "noun",
        "3": "",
        "4": "",
        "5": "plural",
        "6": "thons",
        "7": "",
        "8": "{{{pl2}}}",
        "9": "",
        "f1accel-form": "p",
        "g": "m",
        "g2": "",
        "head": "",
        "sort": ""
      },
      "expansion": "thon m (plural thons)",
      "name": "head"
    },
    {
      "args": {
        "1": "m"
      },
      "expansion": "thon m (plural thons)",
      "name": "frm-noun"
    }
  ],
  "lang": "Middle French",
  "lang_code": "frm",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Middle French countable nouns",
        "Middle French entries with incorrect language header",
        "Middle French lemmas",
        "Middle French masculine nouns",
        "Middle French nouns",
        "Middle French terms borrowed from Latin",
        "Middle French terms derived from Latin",
        "Pages with 6 entries",
        "Pages with entries"
      ],
      "glosses": [
        "tuna (fish)"
      ],
      "links": [
        [
          "tuna",
          "tuna"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "thon"
}