"ius primae noctis" meaning in 拉丁语

{
  "lang": "拉丁语",
  "lang_code": "la",
  "pos": "noun",
  "pos_title": "名词",
  "senses": [
    {
      "glosses": [
        "初夜權"
      ],
      "id": "zh-ius_primae_noctis-la-noun-LtdtI27D"
    }
  ],
  "tags": [
    "error-lua-exec"
  ],
  "word": "ius primae noctis"
}

{
  "lang": "拉丁语",
  "lang_code": "la",
  "pos": "noun",
  "pos_title": "名词",
  "senses": [
    {
      "glosses": [
        "初夜權"
      ]
    }
  ],
  "tags": [
    "error-lua-exec"
  ],
  "word": "ius primae noctis"
}

{
  "called_from": "luaexec/683",
  "msg": "LUA error in #invoke('la-headword', 'show', '名詞') parent ('Template:La-noun', {1: '[[iūs]]/iūr<3.N.sg> [[primus|prīmae]] [[nox|noctis]]'})",
  "path": [
    "ius primae noctis",
    "Template:la-noun",
    "#invoke",
    "#invoke"
  ],
  "section": "拉丁语",
  "subsection": "名词",
  "title": "ius primae noctis",
  "trace": "[string \"Module:la-noun/data\"]:375: attempt to call field 'strip_macrons' (a nil value)"
}