"staple character" meaning in English

{
  "forms": [
    {
      "form": "staple characters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "staple character (plural staple characters)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Fictional characters",
          "orig": "en:Fictional characters",
          "parents": [
            "Fiction",
            "Artistic works",
            "Art",
            "Culture",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Film genres",
          "orig": "en:Film genres",
          "parents": [
            "Film",
            "Genres",
            "Entertainment",
            "Mass media",
            "Culture",
            "Media",
            "Society",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "People",
          "orig": "en:People",
          "parents": [
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Stock characters",
          "orig": "en:Stock characters",
          "parents": [
            "Fictional characters",
            "Fiction",
            "Artistic works",
            "Art",
            "Culture",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Theater",
          "orig": "en:Theater",
          "parents": [
            "Art",
            "Entertainment",
            "Culture",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Writing",
          "orig": "en:Writing",
          "parents": [
            "Human behaviour",
            "Language",
            "Human",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "The mad scientist was a staple character in many horror films.",
          "type": "example"
        }
      ],
      "glosses": [
        "A stock character, especially one that is overused."
      ],
      "id": "en-staple_character-en-noun-L4f4tqRi",
      "links": [
        [
          "writing",
          "writing#Noun"
        ],
        [
          "theater",
          "theater"
        ],
        [
          "film",
          "film#Noun"
        ],
        [
          "stock character",
          "stock character"
        ],
        [
          "overuse",
          "overuse"
        ]
      ],
      "raw_glosses": [
        "(writing, theater, film) A stock character, especially one that is overused."
      ],
      "topics": [
        "broadcasting",
        "communications",
        "entertainment",
        "film",
        "journalism",
        "lifestyle",
        "literature",
        "media",
        "publishing",
        "television",
        "theater",
        "writing"
      ]
    }
  ],
  "word": "staple character"
}

{
  "forms": [
    {
      "form": "staple characters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "staple character (plural staple characters)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with usage examples",
        "en:Fictional characters",
        "en:Film genres",
        "en:People",
        "en:Stock characters",
        "en:Theater",
        "en:Writing"
      ],
      "examples": [
        {
          "text": "The mad scientist was a staple character in many horror films.",
          "type": "example"
        }
      ],
      "glosses": [
        "A stock character, especially one that is overused."
      ],
      "links": [
        [
          "writing",
          "writing#Noun"
        ],
        [
          "theater",
          "theater"
        ],
        [
          "film",
          "film#Noun"
        ],
        [
          "stock character",
          "stock character"
        ],
        [
          "overuse",
          "overuse"
        ]
      ],
      "raw_glosses": [
        "(writing, theater, film) A stock character, especially one that is overused."
      ],
      "topics": [
        "broadcasting",
        "communications",
        "entertainment",
        "film",
        "journalism",
        "lifestyle",
        "literature",
        "media",
        "publishing",
        "television",
        "theater",
        "writing"
      ]
    }
  ],
  "word": "staple character"
}