"straightdar" meaning in English

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  "etymology_text": "From straight + -dar, after the pattern of gaydar.",
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      "expansion": "straightdar (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "examples": [
        {
          "ref": "1992 July 1, Elaine Richards, “Re: Another Project for Heterosexuals”, in soc.motss (Usenet):",
          "text": "The Women's Motorcycle Contingent looked very leathergay, but my \"straightdar\" went off at a few of the women.",
          "type": "quote"
        },
        {
          "ref": "1997 May 16, Daermonestroer Dragon [username], “Re: Pedophiles (Was: How can I find shoe fetish dragons?)”, in rec.games.computer.ultima-dragons (Usenet):",
          "text": "<G> It is 'gaydar' -- and mine has never been wrong so far... My 'straightdar' HAS been wrong once -- I mistook a lesbian for a straight girl (we became best of friends after that).",
          "type": "quote"
        },
        {
          "ref": "2008, Robin Sawyer, Sexpertise: Real Answers to Real Questions About Sex, Simon Spotlight Entertainment, →ISBN, page 177:",
          "text": "Gay or straight, we've all made incorrect assumptions about someone's sexual orientation, so the likelihood of “gaydar” or even “straightdar” as a meaningful idea is unlikely.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The ability to detect whether or not a person is heterosexual by observing that person."
      ],
      "id": "en-straightdar-en-noun-snlLtU3H",
      "links": [
        [
          "heterosexual",
          "heterosexual"
        ]
      ],
      "raw_glosses": [
        "(slang) The ability to detect whether or not a person is heterosexual by observing that person."
      ],
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        "slang",
        "uncountable"
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  "word": "straightdar"
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  ],
  "etymology_text": "From straight + -dar, after the pattern of gaydar.",
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  "lang_code": "en",
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      "examples": [
        {
          "ref": "1992 July 1, Elaine Richards, “Re: Another Project for Heterosexuals”, in soc.motss (Usenet):",
          "text": "The Women's Motorcycle Contingent looked very leathergay, but my \"straightdar\" went off at a few of the women.",
          "type": "quote"
        },
        {
          "ref": "1997 May 16, Daermonestroer Dragon [username], “Re: Pedophiles (Was: How can I find shoe fetish dragons?)”, in rec.games.computer.ultima-dragons (Usenet):",
          "text": "<G> It is 'gaydar' -- and mine has never been wrong so far... My 'straightdar' HAS been wrong once -- I mistook a lesbian for a straight girl (we became best of friends after that).",
          "type": "quote"
        },
        {
          "ref": "2008, Robin Sawyer, Sexpertise: Real Answers to Real Questions About Sex, Simon Spotlight Entertainment, →ISBN, page 177:",
          "text": "Gay or straight, we've all made incorrect assumptions about someone's sexual orientation, so the likelihood of “gaydar” or even “straightdar” as a meaningful idea is unlikely.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The ability to detect whether or not a person is heterosexual by observing that person."
      ],
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          "heterosexual",
          "heterosexual"
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      ],
      "raw_glosses": [
        "(slang) The ability to detect whether or not a person is heterosexual by observing that person."
      ],
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