"know from a bar of soap" meaning in English

{
  "forms": [
    {
      "form": "knows from a bar of soap",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "knowing from a bar of soap",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "knew from a bar of soap",
      "tags": [
        "past"
      ]
    },
    {
      "form": "known from a bar of soap",
      "tags": [
        "participle",
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "know<,,knew,known> from a bar of soap"
      },
      "expansion": "know from a bar of soap (third-person singular simple present knows from a bar of soap, present participle knowing from a bar of soap, simple past knew from a bar of soap, past participle known from a bar of soap)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Australian English",
          "parents": [],
          "source": "w"
        },
        {
          "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 language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English negative polarity items",
          "parents": [
            "Negative polarity items",
            "Terms by semantic function"
          ],
          "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": "other",
          "name": "New Zealand English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "South African English",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "After she won the lottery, Marge had long-lost relatives she didn't know from a bar of soap come up to her to ask for money."
        }
      ],
      "glosses": [
        "To know; to be acquainted with (a person)."
      ],
      "id": "en-know_from_a_bar_of_soap-en-verb-Py3Yo5vU",
      "raw_glosses": [
        "(UK, Australia, New Zealand, South Africa, idiomatic, informal) To know; to be acquainted with (a person)."
      ],
      "tags": [
        "Australia",
        "New-Zealand",
        "South-Africa",
        "UK",
        "idiomatic",
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-know from a bar of soap.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/f/fe/En-au-know_from_a_bar_of_soap.ogg/En-au-know_from_a_bar_of_soap.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/f/fe/En-au-know_from_a_bar_of_soap.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "know from a bar of soap"
}

{
  "forms": [
    {
      "form": "knows from a bar of soap",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "knowing from a bar of soap",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "knew from a bar of soap",
      "tags": [
        "past"
      ]
    },
    {
      "form": "known from a bar of soap",
      "tags": [
        "participle",
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "know<,,knew,known> from a bar of soap"
      },
      "expansion": "know from a bar of soap (third-person singular simple present knows from a bar of soap, present participle knowing from a bar of soap, simple past knew from a bar of soap, past participle known from a bar of soap)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "Australian English",
        "British English",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English idioms",
        "English informal terms",
        "English lemmas",
        "English multiword terms",
        "English negative polarity items",
        "English terms with audio links",
        "English terms with non-redundant non-automated sortkeys",
        "English verbs",
        "New Zealand English",
        "South African English"
      ],
      "examples": [
        {
          "text": "After she won the lottery, Marge had long-lost relatives she didn't know from a bar of soap come up to her to ask for money."
        }
      ],
      "glosses": [
        "To know; to be acquainted with (a person)."
      ],
      "raw_glosses": [
        "(UK, Australia, New Zealand, South Africa, idiomatic, informal) To know; to be acquainted with (a person)."
      ],
      "tags": [
        "Australia",
        "New-Zealand",
        "South-Africa",
        "UK",
        "idiomatic",
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-know from a bar of soap.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/f/fe/En-au-know_from_a_bar_of_soap.ogg/En-au-know_from_a_bar_of_soap.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/f/fe/En-au-know_from_a_bar_of_soap.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "know from a bar of soap"
}