"orun" meaning in アイヌ語

{
  "categories": [
    {
      "kind": "other",
      "name": "アイヌ語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "スタブ_アイヌ語",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "or（場所を示す名詞） + un（場所を示す名詞（句）を必要とする助詞）"
  ],
  "lang": "アイヌ語",
  "lang_code": "ain",
  "pos": "phrase",
  "pos_title": "成句",
  "senses": [
    {
      "glosses": [
        "(沙流・千歳方言などで)～へ"
      ],
      "id": "ja-orun-ain-phrase-QSgOk~tp"
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "orun"
}

{
  "categories": [
    "アイヌ語",
    "スタブ_アイヌ語"
  ],
  "etymology_texts": [
    "or（場所を示す名詞） + un（場所を示す名詞（句）を必要とする助詞）"
  ],
  "lang": "アイヌ語",
  "lang_code": "ain",
  "pos": "phrase",
  "pos_title": "成句",
  "senses": [
    {
      "glosses": [
        "(沙流・千歳方言などで)～へ"
      ]
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "orun"
}