"test run" meaning in English

{
  "forms": [
    {
      "form": "test runs",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "testrun",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "test run (plural test runs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              97,
              106
            ]
          ],
          "ref": "2005 December 7, Scott & Scott [pseudonym; Scott Pomfret; Scott Whittier], chapter 8, in Nothing Personal (Romentics: A Novel Approach to Gay Romance), [North Charleston, S.C.]: BookSurge, →ISBN, page 50:",
          "text": "The husband-hunt had been a failure. Carlo had taken at least a dozen potential Misters Right on test runs of longer or shorter duration—perhaps a few lines of IM [instant messaging], perhaps a couple of promising dates, or sexual calisthenics.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "An initial trial of a device or system to test its basic function."
      ],
      "id": "en-test_run-en-noun-zRCHKy2D",
      "links": [
        [
          "trial",
          "trial"
        ],
        [
          "device",
          "device"
        ],
        [
          "system",
          "system"
        ],
        [
          "function",
          "function"
        ]
      ]
    }
  ],
  "word": "test run"
}

{
  "forms": [
    {
      "form": "test runs",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "testrun",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "test run (plural test runs)",
      "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"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              97,
              106
            ]
          ],
          "ref": "2005 December 7, Scott & Scott [pseudonym; Scott Pomfret; Scott Whittier], chapter 8, in Nothing Personal (Romentics: A Novel Approach to Gay Romance), [North Charleston, S.C.]: BookSurge, →ISBN, page 50:",
          "text": "The husband-hunt had been a failure. Carlo had taken at least a dozen potential Misters Right on test runs of longer or shorter duration—perhaps a few lines of IM [instant messaging], perhaps a couple of promising dates, or sexual calisthenics.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "An initial trial of a device or system to test its basic function."
      ],
      "links": [
        [
          "trial",
          "trial"
        ],
        [
          "device",
          "device"
        ],
        [
          "system",
          "system"
        ],
        [
          "function",
          "function"
        ]
      ]
    }
  ],
  "word": "test run"
}