"crimson wave" meaning in English

{
  "forms": [
    {
      "form": "crimson waves",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "crimson wave (plural crimson waves)",
      "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 euphemisms",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2014, “Crimson Wave”, in NVM, performed by Tacocat",
          "text": "All the girls are surfin’ the wave / Surfin’ the crimson wave today",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Menstruation."
      ],
      "id": "en-crimson_wave-en-noun-Z6DunY3i",
      "links": [
        [
          "Menstruation",
          "menstruation"
        ]
      ],
      "raw_glosses": [
        "(euphemistic) Menstruation."
      ],
      "tags": [
        "euphemistic"
      ]
    }
  ],
  "word": "crimson wave"
}

{
  "forms": [
    {
      "form": "crimson waves",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "crimson wave (plural crimson waves)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English euphemisms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2014, “Crimson Wave”, in NVM, performed by Tacocat",
          "text": "All the girls are surfin’ the wave / Surfin’ the crimson wave today",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Menstruation."
      ],
      "links": [
        [
          "Menstruation",
          "menstruation"
        ]
      ],
      "raw_glosses": [
        "(euphemistic) Menstruation."
      ],
      "tags": [
        "euphemistic"
      ]
    }
  ],
  "word": "crimson wave"
}