"countermart" meaning in English

{
  "forms": [
    {
      "form": "countermarts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "countermart (plural countermarts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "countermarque"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1867, Willard Phillips, A Treatise on the Law of Insurance - Volume 1, page 26",
          "text": "The old and the present enumeration in English policies is, \"perils of the seas, men of war, fire, enemes, pirates, rovers, thieves, jettisons, letters of mart and countermart, surprisals, takings at sea, arrests, restraints and detainments of all kings, princes, and people, of what nation, condition or quality soever, barratry of the master and mariners, and all other perils.\"",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of countermarque."
      ],
      "id": "en-countermart-en-noun-GyqcjzcM",
      "links": [
        [
          "countermarque",
          "countermarque#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "countermart"
}

{
  "forms": [
    {
      "form": "countermarts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "countermart (plural countermarts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "countermarque"
        }
      ],
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "1867, Willard Phillips, A Treatise on the Law of Insurance - Volume 1, page 26",
          "text": "The old and the present enumeration in English policies is, \"perils of the seas, men of war, fire, enemes, pirates, rovers, thieves, jettisons, letters of mart and countermart, surprisals, takings at sea, arrests, restraints and detainments of all kings, princes, and people, of what nation, condition or quality soever, barratry of the master and mariners, and all other perils.\"",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of countermarque."
      ],
      "links": [
        [
          "countermarque",
          "countermarque#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "countermart"
}