"flea's eyebrows" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "p",
        "head": "flea's eyebrows"
      },
      "expansion": "flea's eyebrows pl (plural only)",
      "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": "other",
          "name": "English pluralia tantum",
          "parents": [
            "Pluralia tantum",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2008, Jason S. Comely, Zero to Superhero, page 42",
          "text": "Glutamine is the flea's eyebrows for quick recovery from workouts. Add 5 mg along with 5 mg creatine to your post-workout beverage and blend in a banana for the healing properties of potassium.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Synonym of cat's whiskers"
      ],
      "id": "en-flea's_eyebrows-en-noun-JgwcZY8V",
      "links": [
        [
          "cat's whiskers",
          "cat's whiskers#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "cat's whiskers"
        }
      ],
      "tags": [
        "plural",
        "plural-only"
      ]
    }
  ],
  "word": "flea's eyebrows"
}

{
  "head_templates": [
    {
      "args": {
        "1": "p",
        "head": "flea's eyebrows"
      },
      "expansion": "flea's eyebrows pl (plural only)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English pluralia tantum",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2008, Jason S. Comely, Zero to Superhero, page 42",
          "text": "Glutamine is the flea's eyebrows for quick recovery from workouts. Add 5 mg along with 5 mg creatine to your post-workout beverage and blend in a banana for the healing properties of potassium.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Synonym of cat's whiskers"
      ],
      "links": [
        [
          "cat's whiskers",
          "cat's whiskers#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "cat's whiskers"
        }
      ],
      "tags": [
        "plural",
        "plural-only"
      ]
    }
  ],
  "word": "flea's eyebrows"
}