"fus" meaning in Norman

{
  "head_templates": [
    {
      "args": {
        "1": "nrf",
        "2": "verb form"
      },
      "expansion": "fus",
      "name": "head"
    }
  ],
  "lang": "Norman",
  "lang_code": "nrm",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Norman entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 16 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "word": "êt'"
        }
      ],
      "glosses": [
        "first-person singular preterite of êt'"
      ],
      "id": "en-fus-nrm-verb-sSb1f4cG",
      "links": [
        [
          "êt'",
          "êt'#Norman"
        ]
      ],
      "tags": [
        "first-person",
        "form-of",
        "preterite",
        "singular"
      ]
    }
  ],
  "word": "fus"
}

{
  "categories": [
    "Pages linking to anchors not found in Appendix:Glossary",
    "Pages with 16 entries",
    "Pages with entries",
    "rif:Anatomy"
  ],
  "head_templates": [
    {
      "args": {
        "1": "nrf",
        "2": "verb form"
      },
      "expansion": "fus",
      "name": "head"
    }
  ],
  "lang": "Norman",
  "lang_code": "nrm",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "Norman entries with incorrect language header",
        "Norman non-lemma forms",
        "Norman verb forms",
        "Pages with 16 entries",
        "Pages with entries"
      ],
      "form_of": [
        {
          "word": "êt'"
        }
      ],
      "glosses": [
        "first-person singular preterite of êt'"
      ],
      "links": [
        [
          "êt'",
          "êt'#Norman"
        ]
      ],
      "tags": [
        "first-person",
        "form-of",
        "preterite",
        "singular"
      ]
    }
  ],
  "word": "fus"
}