"single yellow line" meaning in English

{
  "forms": [
    {
      "form": "single yellow lines",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "single yellow line (plural single yellow lines)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "British English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Roads",
          "orig": "en:Roads",
          "parents": [
            "Road transport",
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1989, Melvin Dixon, Trouble the Water",
          "text": "She hugged the single yellow line, but she drove fast.",
          "type": "quotation"
        },
        {
          "ref": "1999, Ruth Rendell, A Sight for Sore Eyes",
          "text": "He knew it would be risky parking on a double yellow line, or even a single yellow line, at this hour, but in a side street off the back of Kensington Church Street he found areas demarcated on the roadway with white lines.",
          "type": "quotation"
        },
        {
          "ref": "2006, Peter James, Looking Good Dead",
          "text": "At half past eleven, Roy Grace parked his Alfa Romeo on a single yellow line outside the unlit shop window of a dealer specializing in retro twentieth-century furniture.",
          "type": "quotation"
        },
        {
          "ref": "2007, Barrie Segal, The Parking Ticket Awards: Crazy Councils, Meter Madness and Traffic Warden Hell",
          "text": "The postman in question was parked on a single yellow line with parking-time restrictions.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A single yellow line painted at the side of a road to show that parking is permitted only at specified times."
      ],
      "id": "en-single_yellow_line-en-noun-Qx0H6IZB",
      "links": [
        [
          "road",
          "road"
        ],
        [
          "parking",
          "parking"
        ]
      ],
      "raw_glosses": [
        "(UK) A single yellow line painted at the side of a road to show that parking is permitted only at specified times."
      ],
      "related": [
        {
          "word": "double yellow line"
        },
        {
          "word": "red line"
        },
        {
          "word": "thin blue line"
        },
        {
          "word": "Thin Red Line"
        }
      ],
      "tags": [
        "UK"
      ]
    }
  ],
  "word": "single yellow line"
}

{
  "forms": [
    {
      "form": "single yellow lines",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "single yellow line (plural single yellow lines)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "double yellow line"
    },
    {
      "word": "red line"
    },
    {
      "word": "thin blue line"
    },
    {
      "word": "Thin Red Line"
    }
  ],
  "senses": [
    {
      "categories": [
        "British English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "English terms with quotations",
        "Quotation templates to be cleaned",
        "en:Roads"
      ],
      "examples": [
        {
          "ref": "1989, Melvin Dixon, Trouble the Water",
          "text": "She hugged the single yellow line, but she drove fast.",
          "type": "quotation"
        },
        {
          "ref": "1999, Ruth Rendell, A Sight for Sore Eyes",
          "text": "He knew it would be risky parking on a double yellow line, or even a single yellow line, at this hour, but in a side street off the back of Kensington Church Street he found areas demarcated on the roadway with white lines.",
          "type": "quotation"
        },
        {
          "ref": "2006, Peter James, Looking Good Dead",
          "text": "At half past eleven, Roy Grace parked his Alfa Romeo on a single yellow line outside the unlit shop window of a dealer specializing in retro twentieth-century furniture.",
          "type": "quotation"
        },
        {
          "ref": "2007, Barrie Segal, The Parking Ticket Awards: Crazy Councils, Meter Madness and Traffic Warden Hell",
          "text": "The postman in question was parked on a single yellow line with parking-time restrictions.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A single yellow line painted at the side of a road to show that parking is permitted only at specified times."
      ],
      "links": [
        [
          "road",
          "road"
        ],
        [
          "parking",
          "parking"
        ]
      ],
      "raw_glosses": [
        "(UK) A single yellow line painted at the side of a road to show that parking is permitted only at specified times."
      ],
      "tags": [
        "UK"
      ]
    }
  ],
  "word": "single yellow line"
}