"seat only" meaning in All languages combined

{
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "seat only",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "British English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Irish English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Travel",
          "orig": "en:Travel",
          "parents": [
            "Human activity",
            "Transport",
            "Human behaviour",
            "All topics",
            "Human",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A package holiday rate without confirmed accommodation reservations, or using a dummy reservation, enabling the tour operator to sell charter airline seats in competition with the airlines."
      ],
      "id": "en-seat_only-en-noun-6fSp87C1",
      "links": [
        [
          "travel",
          "travel"
        ]
      ],
      "raw_glosses": [
        "(travel, UK, Ireland, dated) A package holiday rate without confirmed accommodation reservations, or using a dummy reservation, enabling the tour operator to sell charter airline seats in competition with the airlines."
      ],
      "related": [
        {
          "word": "accommodation on arrival"
        }
      ],
      "tags": [
        "Ireland",
        "UK",
        "dated"
      ],
      "topics": [
        "lifestyle",
        "tourism",
        "transport",
        "travel"
      ]
    }
  ],
  "word": "seat only"
}

{
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "seat only",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "accommodation on arrival"
    }
  ],
  "senses": [
    {
      "categories": [
        "British English",
        "English countable nouns",
        "English dated terms",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English nouns with unknown or uncertain plurals",
        "Irish English",
        "en:Travel"
      ],
      "glosses": [
        "A package holiday rate without confirmed accommodation reservations, or using a dummy reservation, enabling the tour operator to sell charter airline seats in competition with the airlines."
      ],
      "links": [
        [
          "travel",
          "travel"
        ]
      ],
      "raw_glosses": [
        "(travel, UK, Ireland, dated) A package holiday rate without confirmed accommodation reservations, or using a dummy reservation, enabling the tour operator to sell charter airline seats in competition with the airlines."
      ],
      "tags": [
        "Ireland",
        "UK",
        "dated"
      ],
      "topics": [
        "lifestyle",
        "tourism",
        "transport",
        "travel"
      ]
    }
  ],
  "word": "seat only"
}