"beet armyworm" meaning in English

{
  "forms": [
    {
      "form": "beet armyworms",
      "tags": [
        "plural"
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      "args": {},
      "expansion": "beet armyworm (plural beet armyworms)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "parents": [],
          "source": "w"
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      "glosses": [
        "An agricultural pest, the larva of species Spodoptera exigua, native to Asia."
      ],
      "id": "en-beet_armyworm-en-noun-d8peO-xD",
      "synonyms": [
        {
          "word": "small mottled willow moth"
        }
      ]
    }
  ],
  "word": "beet armyworm"
}

{
  "forms": [
    {
      "form": "beet armyworms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
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      "expansion": "beet armyworm (plural beet armyworms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        "English lemmas",
        "English multiword terms",
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      ],
      "glosses": [
        "An agricultural pest, the larva of species Spodoptera exigua, native to Asia."
      ],
      "synonyms": [
        {
          "word": "small mottled willow moth"
        }
      ]
    }
  ],
  "word": "beet armyworm"
}