"biau" meaning in Picard

{
  "categories": [
    {
      "kind": "other",
      "name": "Adjectifs en picard",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en picard issus d’un mot en latin",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Picard",
      "orig": "picard",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Du latin bellus."
  ],
  "forms": [
    {
      "form": "bieu",
      "tags": [
        "dialectal"
      ]
    }
  ],
  "lang": "Picard",
  "lang_code": "pcd",
  "pos": "adj",
  "pos_title": "Adjectif",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en picard",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Exemples en picard à traduire",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              65,
              69
            ]
          ],
          "ref": "Alexandre Desrousseaux, P’tit Quinquin dans Chansons et pasquilles lilloises, volume 2, Lille, 1869, page 60",
          "text": "Et si te m’ laich’ faire eun’ bonn’ semaine,\n J’irai dégager tin biau sarau,\nTin patalon d’ drap, tin giliet d’laine….\nComme un p’tit milord te s’ras farau !"
        }
      ],
      "glosses": [
        "Beau."
      ],
      "id": "fr-biau-pcd-adj-Yy~5vFYm"
    }
  ],
  "sounds": [
    {
      "ipa": "\\bjo\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "biau"
}

{
  "categories": [
    "Adjectifs en picard",
    "Mots en picard issus d’un mot en latin",
    "picard"
  ],
  "etymology_texts": [
    "Du latin bellus."
  ],
  "forms": [
    {
      "form": "bieu",
      "tags": [
        "dialectal"
      ]
    }
  ],
  "lang": "Picard",
  "lang_code": "pcd",
  "pos": "adj",
  "pos_title": "Adjectif",
  "senses": [
    {
      "categories": [
        "Exemples en picard",
        "Exemples en picard à traduire"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              65,
              69
            ]
          ],
          "ref": "Alexandre Desrousseaux, P’tit Quinquin dans Chansons et pasquilles lilloises, volume 2, Lille, 1869, page 60",
          "text": "Et si te m’ laich’ faire eun’ bonn’ semaine,\n J’irai dégager tin biau sarau,\nTin patalon d’ drap, tin giliet d’laine….\nComme un p’tit milord te s’ras farau !"
        }
      ],
      "glosses": [
        "Beau."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\bjo\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "biau"
}