"UFO" meaning in Estonian

{
  "etymology_templates": [
    {
      "args": {
        "1": "et",
        "2": "en",
        "3": "UFO"
      },
      "expansion": "English UFO",
      "name": "bor"
    }
  ],
  "etymology_text": "From English UFO.",
  "head_templates": [
    {
      "args": {
        "1": "et",
        "2": "noun"
      },
      "expansion": "UFO",
      "name": "head"
    }
  ],
  "lang": "Estonian",
  "lang_code": "et",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Estonian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 10 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "et",
          "name": "Ufology",
          "orig": "et:Ufology",
          "parents": [
            "Anti-gravity",
            "Celestial inhabitants",
            "Forteana",
            "Fictional abilities",
            "Gravity",
            "Science fiction",
            "Space access",
            "Demonyms",
            "Fictional characters",
            "Pseudoscience",
            "Fiction",
            "Speculative fiction",
            "Acceleration",
            "Astrophysics",
            "Mechanics",
            "Astronautics",
            "Names",
            "People",
            "Sciences",
            "Artistic works",
            "Genres",
            "Physics",
            "Astronomy",
            "Applied sciences",
            "Space",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Human",
            "Art",
            "Entertainment",
            "Nature",
            "Fundamental",
            "Nouns",
            "Culture",
            "Lemmas",
            "Society"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "UFO"
      ],
      "id": "en-UFO-et-noun-avoE4lgF",
      "links": [
        [
          "UFO",
          "#English"
        ]
      ]
    }
  ],
  "word": "UFO"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "et",
        "2": "en",
        "3": "UFO"
      },
      "expansion": "English UFO",
      "name": "bor"
    }
  ],
  "etymology_text": "From English UFO.",
  "head_templates": [
    {
      "args": {
        "1": "et",
        "2": "noun"
      },
      "expansion": "UFO",
      "name": "head"
    }
  ],
  "lang": "Estonian",
  "lang_code": "et",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Estonian entries with incorrect language header",
        "Estonian lemmas",
        "Estonian nouns",
        "Estonian terms borrowed from English",
        "Estonian terms derived from English",
        "Pages with 10 entries",
        "Pages with entries",
        "et:Ufology"
      ],
      "glosses": [
        "UFO"
      ],
      "links": [
        [
          "UFO",
          "#English"
        ]
      ]
    }
  ],
  "word": "UFO"
}