"kill the rabbit" meaning in English

{
  "etymology_text": "Before the days of instant pregnancy tests, a woman's sample was injected into a rabbit. There were several varieties of tests; one allegedly would kill the rabbit if the pregnancy hormone was present in the sample (most accounts indicate the rabbit was killed and dissected either way.)",
  "forms": [
    {
      "form": "kills the rabbit",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "killing the rabbit",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "killed the rabbit",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "killed the rabbit",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "kill the rabbit (third-person singular simple present kills the rabbit, present participle killing the rabbit, simple past and past participle killed the rabbit)",
      "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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "\"What about her?\" \"She killed the rabbit.\"",
          "type": "example"
        }
      ],
      "glosses": [
        "To get a positive test result from an old-fashioned pregnancy test."
      ],
      "id": "en-kill_the_rabbit-en-verb-Kj5EqV-M",
      "raw_glosses": [
        "(dated, slang) To get a positive test result from an old-fashioned pregnancy test."
      ],
      "related": [
        {
          "word": "the rabbit died"
        }
      ],
      "tags": [
        "dated",
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-kill the rabbit.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d6/En-au-kill_the_rabbit.ogg/En-au-kill_the_rabbit.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/d/d6/En-au-kill_the_rabbit.ogg"
    }
  ],
  "word": "kill the rabbit"
}

{
  "etymology_text": "Before the days of instant pregnancy tests, a woman's sample was injected into a rabbit. There were several varieties of tests; one allegedly would kill the rabbit if the pregnancy hormone was present in the sample (most accounts indicate the rabbit was killed and dissected either way.)",
  "forms": [
    {
      "form": "kills the rabbit",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "killing the rabbit",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "killed the rabbit",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "killed the rabbit",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "kill the rabbit (third-person singular simple present kills the rabbit, present participle killing the rabbit, simple past and past participle killed the rabbit)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "related": [
    {
      "word": "the rabbit died"
    }
  ],
  "senses": [
    {
      "categories": [
        "English dated terms",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English slang",
        "English terms with usage examples",
        "English verbs",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "\"What about her?\" \"She killed the rabbit.\"",
          "type": "example"
        }
      ],
      "glosses": [
        "To get a positive test result from an old-fashioned pregnancy test."
      ],
      "raw_glosses": [
        "(dated, slang) To get a positive test result from an old-fashioned pregnancy test."
      ],
      "tags": [
        "dated",
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-kill the rabbit.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d6/En-au-kill_the_rabbit.ogg/En-au-kill_the_rabbit.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/d/d6/En-au-kill_the_rabbit.ogg"
    }
  ],
  "word": "kill the rabbit"
}