"на своих двоих" meaning in Russian

{
  "forms": [
    {
      "form": "на свои́х двои́х",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "na svoíx dvoíx",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "adverb",
        "head": "на свои́х двои́х"
      },
      "expansion": "на свои́х двои́х • (na svoíx dvoíx)",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "on foot"
      ],
      "id": "en-на_своих_двоих-ru-adv-6YTKyRih",
      "links": [
        [
          "on foot",
          "on foot"
        ]
      ],
      "related": [
        {
          "roman": "na perekladnýx",
          "word": "на перекладны́х"
        }
      ],
      "synonyms": [
        {
          "word": "пешко́м"
        },
        {
          "word": "пешкодра́лом"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[nə‿svɐˈiɣ dvɐˈix]"
    }
  ],
  "word": "на своих двоих"
}

{
  "forms": [
    {
      "form": "на свои́х двои́х",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "na svoíx dvoíx",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "adverb",
        "head": "на свои́х двои́х"
      },
      "expansion": "на свои́х двои́х • (na svoíx dvoíx)",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adv",
  "related": [
    {
      "roman": "na perekladnýx",
      "word": "на перекладны́х"
    }
  ],
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Russian adverbs",
        "Russian entries with incorrect language header",
        "Russian lemmas",
        "Russian multiword terms",
        "Russian terms with IPA pronunciation"
      ],
      "glosses": [
        "on foot"
      ],
      "links": [
        [
          "on foot",
          "on foot"
        ]
      ],
      "synonyms": [
        {
          "word": "пешко́м"
        },
        {
          "word": "пешкодра́лом"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[nə‿svɐˈiɣ dvɐˈix]"
    }
  ],
  "word": "на своих двоих"
}