"letter agreement" meaning in All languages combined

{
  "etymology_text": "letter + agreement",
  "forms": [
    {
      "form": "letter agreements",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "letter agreement (plural letter agreements)",
      "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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Law",
          "orig": "en:Law",
          "parents": [
            "Justice",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An agreement, specifically a legally binding contract, reached by the parties' exchange of letters."
      ],
      "id": "en-letter_agreement-en-noun-Q133t0RP",
      "links": [
        [
          "agreement",
          "agreement"
        ],
        [
          "legally",
          "legally"
        ],
        [
          "bind",
          "bind"
        ],
        [
          "contract",
          "contract"
        ],
        [
          "parties'",
          "party"
        ],
        [
          "letters",
          "letters"
        ]
      ]
    }
  ],
  "word": "letter agreement"
}

{
  "etymology_text": "letter + agreement",
  "forms": [
    {
      "form": "letter agreements",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "letter agreement (plural letter agreements)",
      "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",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Law"
      ],
      "glosses": [
        "An agreement, specifically a legally binding contract, reached by the parties' exchange of letters."
      ],
      "links": [
        [
          "agreement",
          "agreement"
        ],
        [
          "legally",
          "legally"
        ],
        [
          "bind",
          "bind"
        ],
        [
          "contract",
          "contract"
        ],
        [
          "parties'",
          "party"
        ],
        [
          "letters",
          "letters"
        ]
      ]
    }
  ],
  "word": "letter agreement"
}