"overloading" meaning in English

{
  "categories": [
    {
      "kind": "other",
      "name": "Λέξεις με πρόθημα over- (αγγλικά)",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_text": ": overloading < over- + loading",
  "forms": [
    {
      "form": "overloading"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "function overloading"
    },
    {
      "word": "method overloading"
    },
    {
      "word": "operator overloading"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Προγραμματισμός (αγγλικά)",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "υπερφόρτωση"
      ],
      "id": "el-overloading-en-noun-f1aScMHq",
      "raw_tags": [
        "προγραμματισμός"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "ˈoʊ.vɚloʊ.diŋ"
    },
    {
      "ipa": "ˈəʊ.və(ɹ)ləʊdɪŋ"
    }
  ],
  "word": "overloading"
}

{
  "categories": [
    "Λέξεις με πρόθημα over- (αγγλικά)"
  ],
  "etymology_text": ": overloading < over- + loading",
  "forms": [
    {
      "form": "overloading"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "function overloading"
    },
    {
      "word": "method overloading"
    },
    {
      "word": "operator overloading"
    }
  ],
  "senses": [
    {
      "categories": [
        "Προγραμματισμός (αγγλικά)"
      ],
      "glosses": [
        "υπερφόρτωση"
      ],
      "raw_tags": [
        "προγραμματισμός"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "ˈoʊ.vɚloʊ.diŋ"
    },
    {
      "ipa": "ˈəʊ.və(ɹ)ləʊdɪŋ"
    }
  ],
  "word": "overloading"
}