"keyless" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "key",
        "3": "less"
      },
      "expansion": "key + -less",
      "name": "suffix"
    }
  ],
  "etymology_text": "From key + -less.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "keyless (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -less",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "remote keyless entry"
        }
      ],
      "examples": [
        {
          "ref": "2007 April 14, Micheline Maynard, “Car Keys Could Go the Way of Tail Fins”, in New York Times:",
          "text": "Today’s keyless models use a fob — the small remote control device that most modern cars use to lock and unlock doors — but it performs the additional duty of sending a signal to the ignition.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Lacking or not requiring a key."
      ],
      "id": "en-keyless-en-adj-DSpU8nbA",
      "links": [
        [
          "key",
          "key"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "keyless"
}

{
  "derived": [
    {
      "word": "remote keyless entry"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "key",
        "3": "less"
      },
      "expansion": "key + -less",
      "name": "suffix"
    }
  ],
  "etymology_text": "From key + -less.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "keyless (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms suffixed with -less",
        "English terms with quotations",
        "English uncomparable adjectives",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "2007 April 14, Micheline Maynard, “Car Keys Could Go the Way of Tail Fins”, in New York Times:",
          "text": "Today’s keyless models use a fob — the small remote control device that most modern cars use to lock and unlock doors — but it performs the additional duty of sending a signal to the ignition.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Lacking or not requiring a key."
      ],
      "links": [
        [
          "key",
          "key"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "keyless"
}