"lock on" meaning in English

{
  "forms": [
    {
      "form": "locks on",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "locking on",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "locked on",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "locked on",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "lock on (third-person singular simple present locks on, present participle locking on, simple past and past participle locked on)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [],
      "examples": [
        {
          "ref": "1997, Phil Husbands, Inman Harvey, Fourth European Conference on Artificial Life, page 356",
          "text": "When the triangle came into view, the robot would then 'lock on' and move directly towards it, adjusting its course as it went.",
          "type": "quotation"
        },
        {
          "ref": "2013, Jim Keys, Fighting Brits, page 255",
          "text": "Glasgow's Sea Darts failed to lock on to the attackers, but the Sea Wolfs from Brilliant shot down one Skyhawk while another attacker crashed while trying to evade the missiles.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To begin tracking a target via an automated system."
      ],
      "id": "en-lock_on-en-verb-bYSZBL6N",
      "links": [
        [
          "track",
          "track"
        ],
        [
          "target",
          "target"
        ]
      ],
      "raw_glosses": [
        "(intransitive) To begin tracking a target via an automated system."
      ],
      "tags": [
        "intransitive"
      ]
    },
    {
      "categories": [],
      "glosses": [
        "To cause a missile to track (a target)."
      ],
      "id": "en-lock_on-en-verb-Qh5xickF",
      "links": [
        [
          "missile",
          "missile"
        ]
      ],
      "raw_glosses": [
        "(transitive) To cause a missile to track (a target)."
      ],
      "tags": [
        "transitive"
      ]
    },
    {
      "categories": [
        {
          "_dis": "15 17 68",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "18 21 60",
          "kind": "other",
          "name": "English phrasal verbs with particle (on)",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "To engage in a lock-on protest."
      ],
      "id": "en-lock_on-en-verb-DP6JOjkA",
      "links": [
        [
          "lock-on",
          "lock-on"
        ]
      ],
      "raw_glosses": [
        "(intransitive) To engage in a lock-on protest."
      ],
      "tags": [
        "intransitive"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˌlɒk ˈɒn/",
      "tags": [
        "UK"
      ]
    },
    {
      "ipa": "/ˌlɑk ˈɑn/",
      "tags": [
        "US"
      ]
    }
  ],
  "word": "lock on"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English phrasal verbs",
    "English phrasal verbs with particle (on)",
    "English terms with IPA pronunciation",
    "English verbs"
  ],
  "forms": [
    {
      "form": "locks on",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "locking on",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "locked on",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "locked on",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "lock on (third-person singular simple present locks on, present participle locking on, simple past and past participle locked on)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English intransitive verbs",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1997, Phil Husbands, Inman Harvey, Fourth European Conference on Artificial Life, page 356",
          "text": "When the triangle came into view, the robot would then 'lock on' and move directly towards it, adjusting its course as it went.",
          "type": "quotation"
        },
        {
          "ref": "2013, Jim Keys, Fighting Brits, page 255",
          "text": "Glasgow's Sea Darts failed to lock on to the attackers, but the Sea Wolfs from Brilliant shot down one Skyhawk while another attacker crashed while trying to evade the missiles.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To begin tracking a target via an automated system."
      ],
      "links": [
        [
          "track",
          "track"
        ],
        [
          "target",
          "target"
        ]
      ],
      "raw_glosses": [
        "(intransitive) To begin tracking a target via an automated system."
      ],
      "tags": [
        "intransitive"
      ]
    },
    {
      "categories": [
        "English transitive verbs"
      ],
      "glosses": [
        "To cause a missile to track (a target)."
      ],
      "links": [
        [
          "missile",
          "missile"
        ]
      ],
      "raw_glosses": [
        "(transitive) To cause a missile to track (a target)."
      ],
      "tags": [
        "transitive"
      ]
    },
    {
      "categories": [
        "English intransitive verbs"
      ],
      "glosses": [
        "To engage in a lock-on protest."
      ],
      "links": [
        [
          "lock-on",
          "lock-on"
        ]
      ],
      "raw_glosses": [
        "(intransitive) To engage in a lock-on protest."
      ],
      "tags": [
        "intransitive"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˌlɒk ˈɒn/",
      "tags": [
        "UK"
      ]
    },
    {
      "ipa": "/ˌlɑk ˈɑn/",
      "tags": [
        "US"
      ]
    }
  ],
  "word": "lock on"
}