"smartweed" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "smart",
        "3": "weed"
      },
      "expansion": "smart + weed",
      "name": "compound"
    }
  ],
  "etymology_text": "smart + weed",
  "forms": [
    {
      "form": "smartweeds",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "s"
      },
      "expansion": "smartweed (usually uncountable, plural smartweeds)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Buckwheat family plants",
          "orig": "en:Buckwheat family plants",
          "parents": [
            "Caryophyllales order plants",
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "Bellard's smartweed"
        },
        {
          "word": "bellflower smartweed"
        },
        {
          "word": "bog smartweed"
        },
        {
          "word": "Bunge's smartweed"
        },
        {
          "word": "Carey's smartweed"
        },
        {
          "word": "dotted smartweed"
        },
        {
          "word": "field smartweed"
        },
        {
          "word": "longroot smartweed"
        },
        {
          "word": "Pennsylvania smartweed"
        },
        {
          "word": "pygmy smartweed"
        },
        {
          "word": "stout smartweed"
        },
        {
          "word": "swamp smartweed"
        },
        {
          "word": "tapertip smartweed"
        },
        {
          "word": "water smartweed"
        }
      ],
      "glosses": [
        "Any of a number of plants in the genus Persicaria (formerly Polygonum)."
      ],
      "id": "en-smartweed-en-noun-bO4VGiMj",
      "links": [
        [
          "genus",
          "genus"
        ],
        [
          "Persicaria",
          "Persicaria#Translingual"
        ],
        [
          "Polygonum",
          "Polygonum#Translingual"
        ]
      ],
      "related": [
        {
          "word": "knotweed"
        },
        {
          "word": "bistort"
        },
        {
          "word": "Persicaria"
        }
      ],
      "tags": [
        "uncountable",
        "usually"
      ]
    }
  ],
  "word": "smartweed"
}

{
  "derived": [
    {
      "word": "Bellard's smartweed"
    },
    {
      "word": "bellflower smartweed"
    },
    {
      "word": "bog smartweed"
    },
    {
      "word": "Bunge's smartweed"
    },
    {
      "word": "Carey's smartweed"
    },
    {
      "word": "dotted smartweed"
    },
    {
      "word": "field smartweed"
    },
    {
      "word": "longroot smartweed"
    },
    {
      "word": "Pennsylvania smartweed"
    },
    {
      "word": "pygmy smartweed"
    },
    {
      "word": "stout smartweed"
    },
    {
      "word": "swamp smartweed"
    },
    {
      "word": "tapertip smartweed"
    },
    {
      "word": "water smartweed"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "smart",
        "3": "weed"
      },
      "expansion": "smart + weed",
      "name": "compound"
    }
  ],
  "etymology_text": "smart + weed",
  "forms": [
    {
      "form": "smartweeds",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "s"
      },
      "expansion": "smartweed (usually uncountable, plural smartweeds)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "knotweed"
    },
    {
      "word": "bistort"
    },
    {
      "word": "Persicaria"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adjective-noun compound nouns",
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English nouns",
        "English uncountable nouns",
        "en:Buckwheat family plants"
      ],
      "glosses": [
        "Any of a number of plants in the genus Persicaria (formerly Polygonum)."
      ],
      "links": [
        [
          "genus",
          "genus"
        ],
        [
          "Persicaria",
          "Persicaria#Translingual"
        ],
        [
          "Polygonum",
          "Polygonum#Translingual"
        ]
      ],
      "tags": [
        "uncountable",
        "usually"
      ]
    }
  ],
  "word": "smartweed"
}