"on the blob" meaning in English

{
  "etymology_text": "Apparently a reference to the blobbing (i.e. dripping) of menstrual blood, likely following the model of on the rag.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositional phrase",
        "head": ""
      },
      "expansion": "on the blob",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "on the blob",
      "name": "en-prep phrase"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep_phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "British English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Menstruation",
          "orig": "en:Menstruation",
          "parents": [
            "Body",
            "Gynaecology",
            "Human",
            "Female",
            "Medicine",
            "All topics",
            "Gender",
            "Biology",
            "Sciences",
            "Fundamental",
            "Psychology",
            "Sociology",
            "Social sciences",
            "Society"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1993 April 19, Sean McAfee, “The Great a.t. IRC Party, part III”, in alt.tasteless (Usenet), message-ID <1993Apr19.224852.14466@mtu.edu>",
          "text": "I have no problems fucking wimin on the blob. But some of them do",
          "type": "quotation"
        },
        {
          "ref": "1997 July 3, Nicholas Lezard, “Paperbacks”, in The Guardian, page A14",
          "text": "Sweet's heroines are – well, unskinny; they eat lard, drink, smoke, ponce off the state, have huge dumps and go on the blob at inconvenient times.",
          "type": "quotation"
        },
        {
          "ref": "2012, Damon Beesley, Iain Morris, The Inbetweeners: The Complete Scripts with Added Extras, Random House, page 285",
          "text": "Katie Can you stop staring at my tits please? […]\nJay She must be on the blob.",
          "type": "quotation"
        },
        {
          "ref": "2015 February 13, Caitlin Moran, “Celebrity Watch”, in The Times",
          "text": "Personally CW can think of no tampon in the world it would trust while wearing a white dress, on the blob, at a glamorous media event.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Menstruating; on one's period."
      ],
      "id": "en-on_the_blob-en-prep_phrase-pQwyNDuH",
      "links": [
        [
          "Menstruating",
          "menstruate"
        ],
        [
          "period",
          "period"
        ]
      ],
      "raw_glosses": [
        "(British, slang, vulgar) Menstruating; on one's period."
      ],
      "synonyms": [
        {
          "word": "on the rag"
        }
      ],
      "tags": [
        "British",
        "slang",
        "vulgar"
      ]
    }
  ],
  "word": "on the blob"
}

{
  "etymology_text": "Apparently a reference to the blobbing (i.e. dripping) of menstrual blood, likely following the model of on the rag.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositional phrase",
        "head": ""
      },
      "expansion": "on the blob",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "on the blob",
      "name": "en-prep phrase"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep_phrase",
  "senses": [
    {
      "categories": [
        "British English",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English prepositional phrases",
        "English slang",
        "English terms with non-redundant non-automated sortkeys",
        "English terms with quotations",
        "English vulgarities",
        "en:Menstruation"
      ],
      "examples": [
        {
          "ref": "1993 April 19, Sean McAfee, “The Great a.t. IRC Party, part III”, in alt.tasteless (Usenet), message-ID <1993Apr19.224852.14466@mtu.edu>",
          "text": "I have no problems fucking wimin on the blob. But some of them do",
          "type": "quotation"
        },
        {
          "ref": "1997 July 3, Nicholas Lezard, “Paperbacks”, in The Guardian, page A14",
          "text": "Sweet's heroines are – well, unskinny; they eat lard, drink, smoke, ponce off the state, have huge dumps and go on the blob at inconvenient times.",
          "type": "quotation"
        },
        {
          "ref": "2012, Damon Beesley, Iain Morris, The Inbetweeners: The Complete Scripts with Added Extras, Random House, page 285",
          "text": "Katie Can you stop staring at my tits please? […]\nJay She must be on the blob.",
          "type": "quotation"
        },
        {
          "ref": "2015 February 13, Caitlin Moran, “Celebrity Watch”, in The Times",
          "text": "Personally CW can think of no tampon in the world it would trust while wearing a white dress, on the blob, at a glamorous media event.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Menstruating; on one's period."
      ],
      "links": [
        [
          "Menstruating",
          "menstruate"
        ],
        [
          "period",
          "period"
        ]
      ],
      "raw_glosses": [
        "(British, slang, vulgar) Menstruating; on one's period."
      ],
      "tags": [
        "British",
        "slang",
        "vulgar"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "on the rag"
    }
  ],
  "word": "on the blob"
}