"false bottom" meaning in English

{
  "forms": [
    {
      "form": "false bottoms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "false bottom (plural false bottoms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "An internal partition in a container, typically at the bottom, enabling the concealment of objects from a cursory examination of the item's contents."
      ],
      "id": "en-false_bottom-en-noun-S6s1SmL0",
      "links": [
        [
          "internal",
          "internal"
        ],
        [
          "partition",
          "partition"
        ],
        [
          "container",
          "container"
        ],
        [
          "enabling",
          "enable"
        ],
        [
          "concealment",
          "concealment"
        ],
        [
          "object",
          "object"
        ],
        [
          "cursory",
          "cursory"
        ],
        [
          "examination",
          "examination"
        ],
        [
          "content",
          "content"
        ]
      ],
      "translations": [
        {
          "_dis1": "80 20",
          "code": "fr",
          "lang": "French",
          "sense": "internal partition that conceals objects from cursory examination",
          "tags": [
            "masculine"
          ],
          "word": "double-fond"
        },
        {
          "_dis1": "80 20",
          "code": "it",
          "lang": "Italian",
          "sense": "internal partition that conceals objects from cursory examination",
          "tags": [
            "masculine"
          ],
          "word": "doppio fondo"
        }
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Oceanography",
          "orig": "en:Oceanography",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "10 90",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Synonym of deep scattering layer"
      ],
      "id": "en-false_bottom-en-noun-gG-L88AI",
      "links": [
        [
          "oceanography",
          "oceanography"
        ],
        [
          "deep scattering layer",
          "deep scattering layer#English"
        ]
      ],
      "raw_glosses": [
        "(oceanography) Synonym of deep scattering layer"
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "deep scattering layer"
        }
      ],
      "topics": [
        "geography",
        "natural-sciences",
        "oceanography"
      ]
    }
  ],
  "word": "false bottom"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns"
  ],
  "forms": [
    {
      "form": "false bottoms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "false bottom (plural false bottoms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "An internal partition in a container, typically at the bottom, enabling the concealment of objects from a cursory examination of the item's contents."
      ],
      "links": [
        [
          "internal",
          "internal"
        ],
        [
          "partition",
          "partition"
        ],
        [
          "container",
          "container"
        ],
        [
          "enabling",
          "enable"
        ],
        [
          "concealment",
          "concealment"
        ],
        [
          "object",
          "object"
        ],
        [
          "cursory",
          "cursory"
        ],
        [
          "examination",
          "examination"
        ],
        [
          "content",
          "content"
        ]
      ]
    },
    {
      "categories": [
        "en:Oceanography"
      ],
      "glosses": [
        "Synonym of deep scattering layer"
      ],
      "links": [
        [
          "oceanography",
          "oceanography"
        ],
        [
          "deep scattering layer",
          "deep scattering layer#English"
        ]
      ],
      "raw_glosses": [
        "(oceanography) Synonym of deep scattering layer"
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "deep scattering layer"
        }
      ],
      "topics": [
        "geography",
        "natural-sciences",
        "oceanography"
      ]
    }
  ],
  "translations": [
    {
      "code": "fr",
      "lang": "French",
      "sense": "internal partition that conceals objects from cursory examination",
      "tags": [
        "masculine"
      ],
      "word": "double-fond"
    },
    {
      "code": "it",
      "lang": "Italian",
      "sense": "internal partition that conceals objects from cursory examination",
      "tags": [
        "masculine"
      ],
      "word": "doppio fondo"
    }
  ],
  "word": "false bottom"
}