"ninjas cutting onions" meaning in English

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      "examples": [
        {
          "ref": "2012 February 25, @jadeann_, Twitter",
          "text": "Stupid invisible ninjas cutting onions while I'm watching Toy Story 3.",
          "type": "quotation"
        },
        {
          "ref": "2018, Emery C. Walters, A Broken Cup, JMS Books LLC, page unknown",
          "text": "I felt tears in my eyes as I started to relax. Didn't that always happen? It was like if you slowed down, your emotions could catch up with you. ¶ “Upset?” Jacob asked, without taking his eyes off the road. ¶ “Ninjas cutting onions,” I replied, trying to make the light of it.",
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      "glosses": [
        "A lighthearted excuse for why one is crying."
      ],
      "id": "en-ninjas_cutting_onions-en-phrase-KdBbxuSo",
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          "lighthearted",
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          "excuse",
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          "crying",
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        "(slang, humorous) A lighthearted excuse for why one is crying."
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  "word": "ninjas cutting onions"
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  "lang_code": "en",
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          "ref": "2012 February 25, @jadeann_, Twitter",
          "text": "Stupid invisible ninjas cutting onions while I'm watching Toy Story 3.",
          "type": "quotation"
        },
        {
          "ref": "2018, Emery C. Walters, A Broken Cup, JMS Books LLC, page unknown",
          "text": "I felt tears in my eyes as I started to relax. Didn't that always happen? It was like if you slowed down, your emotions could catch up with you. ¶ “Upset?” Jacob asked, without taking his eyes off the road. ¶ “Ninjas cutting onions,” I replied, trying to make the light of it.",
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        "A lighthearted excuse for why one is crying."
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        "(slang, humorous) A lighthearted excuse for why one is crying."
      ],
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  "word": "ninjas cutting onions"
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