"hard-bitten" meaning in English

{
  "forms": [
    {
      "form": "more hard-bitten",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most hard-bitten",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "hard-bitten (comparative more hard-bitten, superlative most hard-bitten)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English adjectives ending in -en",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1996, Victor Davis Hanson, Introduction to The Landmark Thucydides: A Comprehensive Guide to The Peloponnesian War",
          "text": "Its author, we must remember, was above all a man of action, an elected official, a captain, a traveler, and a pragmatic intellectual, a successful combatant against warrior and disease alike, hardbitten and intimate with both privilege and disgrace, a man who suffered with and outlived most of the greatest men of his age."
        }
      ],
      "glosses": [
        "callous and toughened by experience"
      ],
      "id": "en-hard-bitten-en-adj-UuPWwmeS",
      "links": [
        [
          "callous",
          "callous"
        ],
        [
          "toughened",
          "toughened"
        ],
        [
          "experience",
          "experience"
        ]
      ],
      "translations": [
        {
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "kalen",
          "sense": "callous and toughened by experience",
          "word": "кален"
        },
        {
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "izdrǎžliv",
          "sense": "callous and toughened by experience",
          "word": "издръжлив"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "callous and toughened by experience",
          "word": "abgebrüht"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "callous and toughened by experience",
          "word": "hartgesotten"
        }
      ]
    }
  ],
  "word": "hard-bitten"
}

{
  "forms": [
    {
      "form": "more hard-bitten",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most hard-bitten",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "hard-bitten (comparative more hard-bitten, superlative most hard-bitten)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English adjectives ending in -en",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English terms with non-redundant non-automated sortkeys"
      ],
      "examples": [
        {
          "ref": "1996, Victor Davis Hanson, Introduction to The Landmark Thucydides: A Comprehensive Guide to The Peloponnesian War",
          "text": "Its author, we must remember, was above all a man of action, an elected official, a captain, a traveler, and a pragmatic intellectual, a successful combatant against warrior and disease alike, hardbitten and intimate with both privilege and disgrace, a man who suffered with and outlived most of the greatest men of his age."
        }
      ],
      "glosses": [
        "callous and toughened by experience"
      ],
      "links": [
        [
          "callous",
          "callous"
        ],
        [
          "toughened",
          "toughened"
        ],
        [
          "experience",
          "experience"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "kalen",
      "sense": "callous and toughened by experience",
      "word": "кален"
    },
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "izdrǎžliv",
      "sense": "callous and toughened by experience",
      "word": "издръжлив"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "callous and toughened by experience",
      "word": "abgebrüht"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "callous and toughened by experience",
      "word": "hartgesotten"
    }
  ],
  "word": "hard-bitten"
}