"сердюк" meaning in Russe

{
  "categories": [
    {
      "kind": "other",
      "name": "Lemmes en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en russe issus d’un mot en turc",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en russe issus d’un mot en ukrainien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Russe",
      "orig": "russe",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "Сердюк"
    }
  ],
  "etymology_texts": [
    "Via l’ukrainien сердюк, serdjuk, du turc sürtük (« vagabond ») dérivé de sürtmek (« essuyer, trainer »)."
  ],
  "lang": "Russe",
  "lang_code": "ru",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "serdjuk",
    "masculin animé"
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Soldats en russe",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en russe",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Mercenaire cosaque qui servait sous les ordres de Petro Dorochenko, hetman de l’Ukraine."
      ],
      "id": "fr-сердюк-ru-noun-tEnvy13T",
      "topics": [
        "military"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\sʲɪrˈdʲuk\\"
    }
  ],
  "word": "сердюк"
}

{
  "categories": [
    "Lemmes en russe",
    "Mots en russe issus d’un mot en turc",
    "Mots en russe issus d’un mot en ukrainien",
    "Noms communs en russe",
    "russe"
  ],
  "derived": [
    {
      "word": "Сердюк"
    }
  ],
  "etymology_texts": [
    "Via l’ukrainien сердюк, serdjuk, du turc sürtük (« vagabond ») dérivé de sürtmek (« essuyer, trainer »)."
  ],
  "lang": "Russe",
  "lang_code": "ru",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "serdjuk",
    "masculin animé"
  ],
  "senses": [
    {
      "categories": [
        "Soldats en russe",
        "Wiktionnaire:Exemples manquants en russe"
      ],
      "glosses": [
        "Mercenaire cosaque qui servait sous les ordres de Petro Dorochenko, hetman de l’Ukraine."
      ],
      "topics": [
        "military"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\sʲɪrˈdʲuk\\"
    }
  ],
  "word": "сердюк"
}