"Bat-Signal" meaning in English

{
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        "1": "en",
        "2": "Bat-",
        "3": "signal"
      },
      "expansion": "Bat- + signal",
      "name": "prefix"
    }
  ],
  "etymology_text": "From Bat- + signal: the extended (general) sense comes from the Bat-Signal, a searchlight-based distress signal in the DC Universe, used by Gotham City police to summon the superhero Batman.",
  "forms": [
    {
      "form": "Bat-Signals",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Bat-Signal (plural Bat-Signals)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
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          "source": "w"
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Batman",
          "orig": "en:Batman",
          "parents": [
            "DC Comics",
            "Fictional characters",
            "American fiction",
            "Comics",
            "Fiction",
            "United States",
            "Literature",
            "Artistic works",
            "North America",
            "Culture",
            "Entertainment",
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            "America",
            "Society",
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            "Language",
            "Earth",
            "All topics",
            "Human",
            "Communication",
            "Nature",
            "Fundamental"
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          "source": "w"
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      "examples": [
        {
          "ref": "2017, Naomi Klein, No Is Not Enough: Resisting the New Shock Politics and Winning the World We Need:",
          "text": "The power of that promise is part of why Trump's election win was like a Bat-Signal for hatemongers of all kinds.",
          "type": "quote"
        },
        {
          "ref": "2022, Alyne Hart, Glitter, page 15:",
          "text": "\"Have you met my mom? She's like a Bat-Signal for jerks. I'm never falling in love, Kellan. Ever. It's so stupid.\"",
          "type": "quote"
        },
        {
          "ref": "2022, Anjelah Johnson-Reyes, Who Do I Think I Am?: Stories of Chola Wishes and Caviar Dreams:",
          "text": "I honked the horn and flickered the lights as a bat signal for my mom to save me.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A thing which serves to attract or summon something."
      ],
      "id": "en-Bat-Signal-en-noun-PopXiPcp",
      "links": [
        [
          "attract",
          "attract"
        ],
        [
          "summon",
          "summon"
        ]
      ],
      "raw_glosses": [
        "(idiomatic, informal) A thing which serves to attract or summon something."
      ],
      "related": [
        {
          "word": "🦇"
        },
        {
          "word": "bat-phone"
        },
        {
          "word": "dog whistle"
        }
      ],
      "synonyms": [
        {
          "word": "Bat-signal"
        },
        {
          "word": "bat-signal"
        },
        {
          "word": "Bat Signal"
        },
        {
          "word": "bat signal"
        }
      ],
      "tags": [
        "idiomatic",
        "informal"
      ],
      "wikipedia": [
        "Bat-Signal",
        "Batman",
        "DC Universe",
        "Gotham City"
      ]
    }
  ],
  "word": "Bat-Signal"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "Bat-",
        "3": "signal"
      },
      "expansion": "Bat- + signal",
      "name": "prefix"
    }
  ],
  "etymology_text": "From Bat- + signal: the extended (general) sense comes from the Bat-Signal, a searchlight-based distress signal in the DC Universe, used by Gotham City police to summon the superhero Batman.",
  "forms": [
    {
      "form": "Bat-Signals",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Bat-Signal (plural Bat-Signals)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "🦇"
    },
    {
      "word": "bat-phone"
    },
    {
      "word": "dog whistle"
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      "examples": [
        {
          "ref": "2017, Naomi Klein, No Is Not Enough: Resisting the New Shock Politics and Winning the World We Need:",
          "text": "The power of that promise is part of why Trump's election win was like a Bat-Signal for hatemongers of all kinds.",
          "type": "quote"
        },
        {
          "ref": "2022, Alyne Hart, Glitter, page 15:",
          "text": "\"Have you met my mom? She's like a Bat-Signal for jerks. I'm never falling in love, Kellan. Ever. It's so stupid.\"",
          "type": "quote"
        },
        {
          "ref": "2022, Anjelah Johnson-Reyes, Who Do I Think I Am?: Stories of Chola Wishes and Caviar Dreams:",
          "text": "I honked the horn and flickered the lights as a bat signal for my mom to save me.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A thing which serves to attract or summon something."
      ],
      "links": [
        [
          "attract",
          "attract"
        ],
        [
          "summon",
          "summon"
        ]
      ],
      "raw_glosses": [
        "(idiomatic, informal) A thing which serves to attract or summon something."
      ],
      "tags": [
        "idiomatic",
        "informal"
      ],
      "wikipedia": [
        "Bat-Signal",
        "Batman",
        "DC Universe",
        "Gotham City"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Bat-signal"
    },
    {
      "word": "bat-signal"
    },
    {
      "word": "Bat Signal"
    },
    {
      "word": "bat signal"
    }
  ],
  "word": "Bat-Signal"
}