"fox message" meaning in English

{
  "etymology_text": "In reference to the pangram \"the quick brown fox jumps over the lazy dog\", often used for this purpose.",
  "forms": [
    {
      "form": "fox messages",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "fox message (plural fox messages)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "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": [
        {
          "ref": "1964, IEEE International Convention Record:",
          "text": "The punched paper tapes containing the standard Fox messages are passed through an IBM 047 Tape-to-Card Printing Punch which has been modified to recognize and punch every pertinent teletype symbol, […]",
          "type": "quote"
        },
        {
          "ref": "1970, United States. Dept. of Defense, Military Standard (issues 1362-1381, page 263)",
          "text": "Output Test Patterns: (1) Standard FOX message with 5-letter programmable in the field for station call letters."
        }
      ],
      "glosses": [
        "A message sent to test a teletype machine, incorporating most or all of the available text characters."
      ],
      "id": "en-fox_message-en-noun-GVbUp8u2",
      "links": [
        [
          "message",
          "message"
        ],
        [
          "test",
          "test"
        ],
        [
          "teletype",
          "teletype"
        ],
        [
          "text",
          "text"
        ],
        [
          "character",
          "character"
        ]
      ]
    }
  ],
  "word": "fox message"
}

{
  "etymology_text": "In reference to the pangram \"the quick brown fox jumps over the lazy dog\", often used for this purpose.",
  "forms": [
    {
      "form": "fox messages",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "fox message (plural fox messages)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1964, IEEE International Convention Record:",
          "text": "The punched paper tapes containing the standard Fox messages are passed through an IBM 047 Tape-to-Card Printing Punch which has been modified to recognize and punch every pertinent teletype symbol, […]",
          "type": "quote"
        },
        {
          "ref": "1970, United States. Dept. of Defense, Military Standard (issues 1362-1381, page 263)",
          "text": "Output Test Patterns: (1) Standard FOX message with 5-letter programmable in the field for station call letters."
        }
      ],
      "glosses": [
        "A message sent to test a teletype machine, incorporating most or all of the available text characters."
      ],
      "links": [
        [
          "message",
          "message"
        ],
        [
          "test",
          "test"
        ],
        [
          "teletype",
          "teletype"
        ],
        [
          "text",
          "text"
        ],
        [
          "character",
          "character"
        ]
      ]
    }
  ],
  "word": "fox message"
}