"say no" meaning in English

{
  "forms": [
    {
      "form": "says no",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "saying no",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "said no",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "said no",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "say<,,said> no"
      },
      "expansion": "say no (third-person singular simple present says no, present participle saying no, simple past and past participle said no)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "_dis": "86 14",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "92 8",
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "86 14",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "94 6",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "89 11",
          "kind": "other",
          "name": "Terms with Latin translations",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "To disagree; to think that something or someone is doing or saying is wrong."
      ],
      "id": "en-say_no-en-verb-THtEXNwD",
      "links": [
        [
          "disagree",
          "disagree"
        ],
        [
          "think",
          "think"
        ],
        [
          "wrong",
          "wrong"
        ]
      ],
      "raw_glosses": [
        "(informal) To disagree; to think that something or someone is doing or saying is wrong."
      ],
      "tags": [
        "informal"
      ]
    },
    {
      "categories": [],
      "examples": [
        {
          "text": "Just say no to drugs.",
          "type": "example"
        }
      ],
      "glosses": [
        "To reject something."
      ],
      "id": "en-say_no-en-verb-Dxp-AdA~",
      "links": [
        [
          "reject",
          "reject"
        ]
      ],
      "raw_glosses": [
        "(informal) To reject something."
      ],
      "tags": [
        "informal"
      ],
      "translations": [
        {
          "_dis1": "2 98",
          "code": "la",
          "lang": "Latin",
          "sense": "to reject something",
          "word": "negō"
        }
      ]
    }
  ],
  "word": "say no"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English verbs",
    "Entries with translation boxes",
    "Pages with 1 entry",
    "Pages with entries",
    "Terms with Latin translations"
  ],
  "forms": [
    {
      "form": "says no",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "saying no",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "said no",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "said no",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "say<,,said> no"
      },
      "expansion": "say no (third-person singular simple present says no, present participle saying no, simple past and past participle said no)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English informal terms"
      ],
      "glosses": [
        "To disagree; to think that something or someone is doing or saying is wrong."
      ],
      "links": [
        [
          "disagree",
          "disagree"
        ],
        [
          "think",
          "think"
        ],
        [
          "wrong",
          "wrong"
        ]
      ],
      "raw_glosses": [
        "(informal) To disagree; to think that something or someone is doing or saying is wrong."
      ],
      "tags": [
        "informal"
      ]
    },
    {
      "categories": [
        "English informal terms",
        "English terms with usage examples"
      ],
      "examples": [
        {
          "text": "Just say no to drugs.",
          "type": "example"
        }
      ],
      "glosses": [
        "To reject something."
      ],
      "links": [
        [
          "reject",
          "reject"
        ]
      ],
      "raw_glosses": [
        "(informal) To reject something."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "translations": [
    {
      "code": "la",
      "lang": "Latin",
      "sense": "to reject something",
      "word": "negō"
    }
  ],
  "word": "say no"
}