"contraflujo" meaning in Spanish

{
  "forms": [
    {
      "form": "contraflujos",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "contraflujo m (plural contraflujos)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "(please add an English translation of this quotation)",
          "ref": "2017 June 22, “Un auto embistió a peatones en Times Square; hay una fallecida y unos 22 heridos”, in El Universo",
          "text": "Un hombre que parecía estar ebrio condujo el jueves su vehículo a contraflujo por una calle de Times Square y embistió a los peatones en una acera, causando la muerte de una joven e hiriendo a otras 22 personas, dijeron testigos y autoridades.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "counterflow"
      ],
      "id": "en-contraflujo-es-noun-JZSld4Zt",
      "links": [
        [
          "counterflow",
          "counterflow"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "contraflujo"
}

{
  "forms": [
    {
      "form": "contraflujos",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "contraflujo m (plural contraflujos)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Requests for translations of Spanish quotations",
        "Spanish countable nouns",
        "Spanish entries with incorrect language header",
        "Spanish lemmas",
        "Spanish masculine nouns",
        "Spanish nouns",
        "Spanish terms with quotations"
      ],
      "examples": [
        {
          "english": "(please add an English translation of this quotation)",
          "ref": "2017 June 22, “Un auto embistió a peatones en Times Square; hay una fallecida y unos 22 heridos”, in El Universo",
          "text": "Un hombre que parecía estar ebrio condujo el jueves su vehículo a contraflujo por una calle de Times Square y embistió a los peatones en una acera, causando la muerte de una joven e hiriendo a otras 22 personas, dijeron testigos y autoridades.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "counterflow"
      ],
      "links": [
        [
          "counterflow",
          "counterflow"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "contraflujo"
}