"postal" meaning in English

{
  "categories": [
    {
      "kind": "other",
      "name": "Terms suffixed with -al",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "post",
        "2": "al"
      },
      "expansion": "post + -al",
      "name": "ety-suffix"
    }
  ],
  "etymology_text": "post + -al",
  "forms": [
    {
      "form": "postal",
      "tags": [
        "positive"
      ]
    },
    {
      "form": "–",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "–",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "adjective"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "examples": [
        {
          "text": "The postal service delivers mail every day."
        }
      ],
      "glosses": [
        "The postal system, postal workers, the postal code, etc., relate to the mail system or the sending of letters and packages."
      ],
      "id": "simple-postal-en-adj-Y4hHqNXL"
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Colloquial",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "He almost went postal when he heard about the delay."
        }
      ],
      "glosses": [
        "If someone goes postal, they become very angry or violent."
      ],
      "id": "simple-postal-en-adj-PIvtX0KM",
      "raw_tags": [
        "informal"
      ],
      "tags": [
        "US"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈpoʊstl/"
    },
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-postal.wav",
      "tags": [
        "US"
      ]
    }
  ],
  "word": "postal"
}

{
  "categories": [
    "Terms suffixed with -al"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "post",
        "2": "al"
      },
      "expansion": "post + -al",
      "name": "ety-suffix"
    }
  ],
  "etymology_text": "post + -al",
  "forms": [
    {
      "form": "postal",
      "tags": [
        "positive"
      ]
    },
    {
      "form": "–",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "–",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "adjective"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "examples": [
        {
          "text": "The postal service delivers mail every day."
        }
      ],
      "glosses": [
        "The postal system, postal workers, the postal code, etc., relate to the mail system or the sending of letters and packages."
      ]
    },
    {
      "categories": [
        "Colloquial"
      ],
      "examples": [
        {
          "text": "He almost went postal when he heard about the delay."
        }
      ],
      "glosses": [
        "If someone goes postal, they become very angry or violent."
      ],
      "raw_tags": [
        "informal"
      ],
      "tags": [
        "US"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈpoʊstl/"
    },
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-postal.wav",
      "tags": [
        "US"
      ]
    }
  ],
  "word": "postal"
}