"pond scum" meaning in All languages combined

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "pond scum (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "91 9",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "96 4",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "97 3",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Algae, especially when growing on the surface of a pond."
      ],
      "id": "en-pond_scum-en-noun--Ipc-atr",
      "links": [
        [
          "Algae",
          "algae"
        ],
        [
          "pond",
          "pond"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    },
    {
      "categories": [
        {
          "_dis": "0 100",
          "kind": "other",
          "langcode": "en",
          "name": "People",
          "orig": "en:People",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Worthless, insignificant person or people."
      ],
      "id": "en-pond_scum-en-noun-aRT-~0-A",
      "raw_glosses": [
        "(figuratively) Worthless, insignificant person or people."
      ],
      "synonyms": [
        {
          "word": "pondlife"
        }
      ],
      "tags": [
        "figuratively",
        "uncountable"
      ]
    }
  ],
  "word": "pond scum"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "English uncountable nouns",
    "Pages with 1 entry",
    "Pages with entries",
    "en:People"
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "pond scum (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "Algae, especially when growing on the surface of a pond."
      ],
      "links": [
        [
          "Algae",
          "algae"
        ],
        [
          "pond",
          "pond"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    },
    {
      "glosses": [
        "Worthless, insignificant person or people."
      ],
      "raw_glosses": [
        "(figuratively) Worthless, insignificant person or people."
      ],
      "synonyms": [
        {
          "word": "pondlife"
        }
      ],
      "tags": [
        "figuratively",
        "uncountable"
      ]
    }
  ],
  "word": "pond scum"
}