"washer" meaning in English

{
  "forms": [
    {
      "form": "washer",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "washers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [],
      "glosses": [
        "A short word for washing machine; a machine to wash clothes."
      ],
      "id": "simple-washer-en-noun-G~XdPyxI",
      "raw_tags": [
        "countable"
      ]
    },
    {
      "categories": [],
      "glosses": [
        "A metal or plastic ring that goes with a nut and bolt (a thick screw) to help the bolt stay on."
      ],
      "id": "simple-washer-en-noun-x~rF3YPl",
      "raw_tags": [
        "countable"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old words",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "or (not common) Someone whose job is to wash."
      ],
      "id": "simple-washer-en-noun-Oucc0s1F",
      "raw_tags": [
        "countable",
        "old, no longer used"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈwɒʃə(r)/"
    },
    {
      "audio": "en-us-washer.ogg",
      "raw_tags": [
        "Audio"
      ],
      "tags": [
        "US"
      ]
    }
  ],
  "word": "washer"
}

{
  "forms": [
    {
      "form": "washer",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "washers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Countable nouns"
      ],
      "glosses": [
        "A short word for washing machine; a machine to wash clothes."
      ],
      "raw_tags": [
        "countable"
      ]
    },
    {
      "categories": [
        "Countable nouns"
      ],
      "glosses": [
        "A metal or plastic ring that goes with a nut and bolt (a thick screw) to help the bolt stay on."
      ],
      "raw_tags": [
        "countable"
      ]
    },
    {
      "categories": [
        "Countable nouns",
        "Old words"
      ],
      "glosses": [
        "or (not common) Someone whose job is to wash."
      ],
      "raw_tags": [
        "countable",
        "old, no longer used"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈwɒʃə(r)/"
    },
    {
      "audio": "en-us-washer.ogg",
      "raw_tags": [
        "Audio"
      ],
      "tags": [
        "US"
      ]
    }
  ],
  "word": "washer"
}