"mendre" meaning in Ancien français

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes d’adjectifs en ancien français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Ancien français",
      "orig": "ancien français",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "lang": "Français",
      "lang_code": "fr",
      "word": "moindre"
    }
  ],
  "lang": "Ancien français",
  "lang_code": "fro",
  "pos": "adj",
  "pos_title": "Forme d’adjectif",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en ancien français",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "Le Roman de Troie, édition deConstans, tome III, page 405, c. 1165",
          "text": "Ne fu ne mendre ne plus grant",
          "translation": "[L’image] ne fut ni plus petite, ni plus grande"
        }
      ],
      "form_of": [
        {
          "word": "menor"
        }
      ],
      "glosses": [
        "Cas sujet de menor."
      ],
      "id": "fr-mendre-fro-adj-FpD0zQr5"
    }
  ],
  "tags": [
    "feminine",
    "form-of",
    "masculine"
  ],
  "word": "mendre"
}

{
  "categories": [
    "Formes d’adjectifs en ancien français",
    "ancien français"
  ],
  "derived": [
    {
      "lang": "Français",
      "lang_code": "fr",
      "word": "moindre"
    }
  ],
  "lang": "Ancien français",
  "lang_code": "fro",
  "pos": "adj",
  "pos_title": "Forme d’adjectif",
  "senses": [
    {
      "categories": [
        "Exemples en ancien français"
      ],
      "examples": [
        {
          "ref": "Le Roman de Troie, édition deConstans, tome III, page 405, c. 1165",
          "text": "Ne fu ne mendre ne plus grant",
          "translation": "[L’image] ne fut ni plus petite, ni plus grande"
        }
      ],
      "form_of": [
        {
          "word": "menor"
        }
      ],
      "glosses": [
        "Cas sujet de menor."
      ]
    }
  ],
  "tags": [
    "feminine",
    "form-of",
    "masculine"
  ],
  "word": "mendre"
}