"counter-password" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "counter",
        "3": "password"
      },
      "expansion": "counter- + password",
      "name": "prefix"
    }
  ],
  "etymology_text": "From counter- + password.",
  "forms": [
    {
      "form": "counter-passwords",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "counterpassword",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "counter password",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "counter-password"
      },
      "expansion": "counter-password (plural counter-passwords)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "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 prefixed with counter-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2007, Rachel Held Evans, Larry Richards, The Book of Mark, →ISBN, page cxvi:",
          "text": "All this is the cultural equivalent of spy movies in which the hero must look for a man wearing a green carnation, mumble, “The thrush flies at midnight,” and listen for the counter-password.",
          "type": "quote"
        },
        {
          "ref": "2010, David Crump, Conflict of Interest, →ISBN:",
          "text": "He had rehearsed his own counter-password over and over again throughout that time, as he nervously looked at his watch and wondered what could have gone wrong.",
          "type": "quote"
        },
        {
          "ref": "2014, Peter Pook, Pook's Class War, →ISBN:",
          "text": "Give him the password 'Charlton Athletic for the Cup', and he will give the counter-password 'Tottenham Hotspurs for the League'.",
          "type": "quote"
        },
        {
          "ref": "2016, Jim Nicholson, George-3-7th Marines, →ISBN:",
          "text": "We had an angry dialogue for a couple of minutes and could not establish the password and counter-password.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The response to a password, which identities the person to whom the password is given as the correct contact."
      ],
      "id": "en-counter-password-en-noun-R3EzWuNM",
      "links": [
        [
          "response",
          "response"
        ],
        [
          "password",
          "password"
        ],
        [
          "identities",
          "identify"
        ],
        [
          "contact",
          "contact"
        ]
      ]
    }
  ],
  "word": "counter-password"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "counter",
        "3": "password"
      },
      "expansion": "counter- + password",
      "name": "prefix"
    }
  ],
  "etymology_text": "From counter- + password.",
  "forms": [
    {
      "form": "counter-passwords",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "counterpassword",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "counter password",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "counter-password"
      },
      "expansion": "counter-password (plural counter-passwords)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms prefixed with counter-",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "2007, Rachel Held Evans, Larry Richards, The Book of Mark, →ISBN, page cxvi:",
          "text": "All this is the cultural equivalent of spy movies in which the hero must look for a man wearing a green carnation, mumble, “The thrush flies at midnight,” and listen for the counter-password.",
          "type": "quote"
        },
        {
          "ref": "2010, David Crump, Conflict of Interest, →ISBN:",
          "text": "He had rehearsed his own counter-password over and over again throughout that time, as he nervously looked at his watch and wondered what could have gone wrong.",
          "type": "quote"
        },
        {
          "ref": "2014, Peter Pook, Pook's Class War, →ISBN:",
          "text": "Give him the password 'Charlton Athletic for the Cup', and he will give the counter-password 'Tottenham Hotspurs for the League'.",
          "type": "quote"
        },
        {
          "ref": "2016, Jim Nicholson, George-3-7th Marines, →ISBN:",
          "text": "We had an angry dialogue for a couple of minutes and could not establish the password and counter-password.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The response to a password, which identities the person to whom the password is given as the correct contact."
      ],
      "links": [
        [
          "response",
          "response"
        ],
        [
          "password",
          "password"
        ],
        [
          "identities",
          "identify"
        ],
        [
          "contact",
          "contact"
        ]
      ]
    }
  ],
  "word": "counter-password"
}