"buy back" meaning in English

{
  "forms": [
    {
      "form": "buys back",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "buying back",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "bought back",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "bought back",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "buy<,,bought> back"
      },
      "expansion": "buy back (third-person singular simple present buys back, present participle buying back, simple past and past participle bought back)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English phrasal verbs with particle (back)",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mandarin terms with redundant transliterations",
          "parents": [
            "Terms with redundant transliterations",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "buyback"
        },
        {
          "word": "buy-back"
        }
      ],
      "examples": [
        {
          "text": "Investors have already started buying back shares they had sold last year in an effort to increase their profits.",
          "type": "example"
        }
      ],
      "glosses": [
        "to purchase something already sold, misplaced, destroyed or given away"
      ],
      "id": "en-buy_back-en-verb-vEtWi355",
      "links": [
        [
          "purchase",
          "purchase"
        ]
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "repurchase",
          "word": "買回"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "mǎihuí",
          "sense": "repurchase",
          "word": "买回"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "repurchase",
          "word": "回購"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "huígòu",
          "sense": "repurchase",
          "word": "回购"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "repurchase",
          "word": "贖回"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "shúhuí",
          "sense": "repurchase",
          "word": "赎回"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "repurchase",
          "word": "返銷"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "fǎnxiāo",
          "sense": "repurchase",
          "word": "返销"
        },
        {
          "code": "eo",
          "lang": "Esperanto",
          "sense": "repurchase",
          "word": "reaĉeti"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "repurchase",
          "word": "ostaa takaisin"
        },
        {
          "code": "la",
          "lang": "Latin",
          "sense": "repurchase",
          "word": "redimō"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "repurchase",
          "tags": [
            "imperfective"
          ],
          "word": "odkupywać"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "repurchase",
          "tags": [
            "perfective"
          ],
          "word": "odkupić"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "vykupátʹ",
          "sense": "repurchase",
          "tags": [
            "imperfective"
          ],
          "word": "выкупа́ть"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "výkupitʹ",
          "sense": "repurchase",
          "tags": [
            "perfective"
          ],
          "word": "вы́купить"
        }
      ]
    }
  ],
  "word": "buy back"
}

{
  "derived": [
    {
      "word": "buyback"
    },
    {
      "word": "buy-back"
    }
  ],
  "forms": [
    {
      "form": "buys back",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "buying back",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "bought back",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "bought back",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "buy<,,bought> back"
      },
      "expansion": "buy back (third-person singular simple present buys back, present participle buying back, simple past and past participle bought back)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English phrasal verbs",
        "English phrasal verbs with particle (back)",
        "English terms with usage examples",
        "English verbs",
        "Mandarin terms with redundant transliterations"
      ],
      "examples": [
        {
          "text": "Investors have already started buying back shares they had sold last year in an effort to increase their profits.",
          "type": "example"
        }
      ],
      "glosses": [
        "to purchase something already sold, misplaced, destroyed or given away"
      ],
      "links": [
        [
          "purchase",
          "purchase"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "repurchase",
      "word": "買回"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "mǎihuí",
      "sense": "repurchase",
      "word": "买回"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "repurchase",
      "word": "回購"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "huígòu",
      "sense": "repurchase",
      "word": "回购"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "repurchase",
      "word": "贖回"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "shúhuí",
      "sense": "repurchase",
      "word": "赎回"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "repurchase",
      "word": "返銷"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "fǎnxiāo",
      "sense": "repurchase",
      "word": "返销"
    },
    {
      "code": "eo",
      "lang": "Esperanto",
      "sense": "repurchase",
      "word": "reaĉeti"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "repurchase",
      "word": "ostaa takaisin"
    },
    {
      "code": "la",
      "lang": "Latin",
      "sense": "repurchase",
      "word": "redimō"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "repurchase",
      "tags": [
        "imperfective"
      ],
      "word": "odkupywać"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "repurchase",
      "tags": [
        "perfective"
      ],
      "word": "odkupić"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "vykupátʹ",
      "sense": "repurchase",
      "tags": [
        "imperfective"
      ],
      "word": "выкупа́ть"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "výkupitʹ",
      "sense": "repurchase",
      "tags": [
        "perfective"
      ],
      "word": "вы́купить"
    }
  ],
  "word": "buy back"
}