"chuck it down" meaning in English

{
  "forms": [
    {
      "form": "chucks it down",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "chucking it down",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "chucked it down",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "chucked it down",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "chuck it down (third-person singular simple present chucks it down, present participle chucking it down, simple past and past participle chucked it down)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "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": "other",
          "name": "English phrasal verbs with particle (down)",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English predicates",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with placeholder \"it\"",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Rain",
          "orig": "en:Rain",
          "parents": [
            "Water",
            "Weather",
            "Liquids",
            "Atmosphere",
            "Matter",
            "Nature",
            "Chemistry",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "It's really chucking it down! I'm glad I brought my umbrella.",
          "type": "example"
        }
      ],
      "glosses": [
        "To rain heavily."
      ],
      "id": "en-chuck_it_down-en-verb-otKtA1an",
      "links": [
        [
          "rain",
          "rain"
        ]
      ],
      "raw_glosses": [
        "(informal) To rain heavily."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "chuck it down"
}

{
  "forms": [
    {
      "form": "chucks it down",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "chucking it down",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "chucked it down",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "chucked it down",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "chuck it down (third-person singular simple present chucks it down, present participle chucking it down, simple past and past participle chucked it down)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English entries with topic categories using raw markup",
        "English informal terms",
        "English lemmas",
        "English multiword terms",
        "English phrasal verbs",
        "English phrasal verbs with particle (down)",
        "English predicates",
        "English terms with non-redundant non-automated sortkeys",
        "English terms with placeholder \"it\"",
        "English terms with usage examples",
        "English verbs",
        "en:Rain"
      ],
      "examples": [
        {
          "text": "It's really chucking it down! I'm glad I brought my umbrella.",
          "type": "example"
        }
      ],
      "glosses": [
        "To rain heavily."
      ],
      "links": [
        [
          "rain",
          "rain"
        ]
      ],
      "raw_glosses": [
        "(informal) To rain heavily."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "chuck it down"
}