"run ahead" meaning in English

{
  "forms": [
    {
      "form": "runs ahead",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "running ahead",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "ran ahead",
      "tags": [
        "past"
      ]
    },
    {
      "form": "run ahead",
      "tags": [
        "participle",
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "run<,,ran,run> ahead"
      },
      "expansion": "run ahead (third-person singular simple present runs ahead, present participle running ahead, simple past ran ahead, past participle run ahead)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "glosses": [
        "To use sidings to pass a different train."
      ],
      "id": "en-run_ahead-en-verb-0p-4OOin",
      "links": [
        [
          "sidings",
          "sidings"
        ]
      ],
      "raw_glosses": [
        "(of a train) To use sidings to pass a different train."
      ],
      "raw_tags": [
        "of a train"
      ]
    },
    {
      "examples": [
        {
          "text": "The culture has run ahead of what people are comfortable with."
        }
      ],
      "glosses": [
        "To proceed beyond peers or beyond some limit."
      ],
      "id": "en-run_ahead-en-verb-N3PLkHrn"
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Software",
          "orig": "en:Software",
          "parents": [
            "Computing",
            "Media",
            "Technology",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "21 3 76",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "23 10 67",
          "kind": "other",
          "name": "English phrasal verbs with particle (ahead)",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "derived": [
        {
          "_dis1": "15 26 59",
          "tags": [
            "noun"
          ],
          "word": "runahead"
        }
      ],
      "glosses": [
        "To execute (code) in advance, anticipating a likely upcoming need for the result."
      ],
      "id": "en-run_ahead-en-verb-zKDdG564",
      "links": [
        [
          "software",
          "software"
        ],
        [
          "in advance",
          "in advance"
        ]
      ],
      "raw_glosses": [
        "(software, transitive) To execute (code) in advance, anticipating a likely upcoming need for the result."
      ],
      "tags": [
        "transitive"
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences",
        "software"
      ]
    }
  ],
  "word": "run ahead"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English phrasal verbs",
    "English phrasal verbs with particle (ahead)",
    "English verbs"
  ],
  "derived": [
    {
      "tags": [
        "noun"
      ],
      "word": "runahead"
    }
  ],
  "forms": [
    {
      "form": "runs ahead",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "running ahead",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "ran ahead",
      "tags": [
        "past"
      ]
    },
    {
      "form": "run ahead",
      "tags": [
        "participle",
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "run<,,ran,run> ahead"
      },
      "expansion": "run ahead (third-person singular simple present runs ahead, present participle running ahead, simple past ran ahead, past participle run ahead)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "glosses": [
        "To use sidings to pass a different train."
      ],
      "links": [
        [
          "sidings",
          "sidings"
        ]
      ],
      "raw_glosses": [
        "(of a train) To use sidings to pass a different train."
      ],
      "raw_tags": [
        "of a train"
      ]
    },
    {
      "examples": [
        {
          "text": "The culture has run ahead of what people are comfortable with."
        }
      ],
      "glosses": [
        "To proceed beyond peers or beyond some limit."
      ]
    },
    {
      "categories": [
        "English transitive verbs",
        "en:Software"
      ],
      "glosses": [
        "To execute (code) in advance, anticipating a likely upcoming need for the result."
      ],
      "links": [
        [
          "software",
          "software"
        ],
        [
          "in advance",
          "in advance"
        ]
      ],
      "raw_glosses": [
        "(software, transitive) To execute (code) in advance, anticipating a likely upcoming need for the result."
      ],
      "tags": [
        "transitive"
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences",
        "software"
      ]
    }
  ],
  "word": "run ahead"
}