"lower middle class" meaning in English

{
  "forms": [
    {
      "form": "lower middle classes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "lower middle class"
      },
      "expansion": "lower middle class (plural lower middle classes)",
      "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"
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          "source": "w"
        },
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          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
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          "kind": "other",
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        },
        {
          "kind": "other",
          "name": "Terms with Eastern Mari translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Georgian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
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          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Turkish translations",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A social and economic class lying above the lower class and below the upper middle class."
      ],
      "id": "en-lower_middle_class-en-noun-6sARt9gL",
      "links": [
        [
          "social",
          "social"
        ],
        [
          "economic",
          "economic"
        ],
        [
          "class",
          "class"
        ],
        [
          "lower class",
          "lower class"
        ],
        [
          "upper middle class",
          "upper middle class"
        ]
      ],
      "translations": [
        {
          "code": "ka",
          "lang": "Georgian",
          "roman": "kveda sašualo ḳlasi",
          "sense": "a social and economic class lying above the lower class and below the upper middle class",
          "word": "ქვედა საშუალო კლასი"
        },
        {
          "code": "ka",
          "lang": "Georgian",
          "roman": "c̣vrili buržuazia",
          "sense": "a social and economic class lying above the lower class and below the upper middle class",
          "word": "წვრილი ბურჟუაზია"
        },
        {
          "code": "mhr",
          "lang": "Eastern Mari",
          "roman": "meŝanstve",
          "sense": "a social and economic class lying above the lower class and below the upper middle class",
          "word": "мещанстве"
        },
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "a social and economic class lying above the lower class and below the upper middle class",
          "tags": [
            "feminine"
          ],
          "word": "classe média baixa"
        },
        {
          "code": "tr",
          "lang": "Turkish",
          "sense": "a social and economic class lying above the lower class and below the upper middle class",
          "word": "alt orta sınıf"
        }
      ],
      "wikipedia": [
        "lower middle class"
      ]
    }
  ],
  "word": "lower middle class"
}

{
  "forms": [
    {
      "form": "lower middle classes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "lower middle class"
      },
      "expansion": "lower middle class (plural lower middle classes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Eastern Mari translations",
        "Terms with Georgian translations",
        "Terms with Portuguese translations",
        "Terms with Turkish translations"
      ],
      "glosses": [
        "A social and economic class lying above the lower class and below the upper middle class."
      ],
      "links": [
        [
          "social",
          "social"
        ],
        [
          "economic",
          "economic"
        ],
        [
          "class",
          "class"
        ],
        [
          "lower class",
          "lower class"
        ],
        [
          "upper middle class",
          "upper middle class"
        ]
      ],
      "wikipedia": [
        "lower middle class"
      ]
    }
  ],
  "translations": [
    {
      "code": "ka",
      "lang": "Georgian",
      "roman": "kveda sašualo ḳlasi",
      "sense": "a social and economic class lying above the lower class and below the upper middle class",
      "word": "ქვედა საშუალო კლასი"
    },
    {
      "code": "ka",
      "lang": "Georgian",
      "roman": "c̣vrili buržuazia",
      "sense": "a social and economic class lying above the lower class and below the upper middle class",
      "word": "წვრილი ბურჟუაზია"
    },
    {
      "code": "mhr",
      "lang": "Eastern Mari",
      "roman": "meŝanstve",
      "sense": "a social and economic class lying above the lower class and below the upper middle class",
      "word": "мещанстве"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "a social and economic class lying above the lower class and below the upper middle class",
      "tags": [
        "feminine"
      ],
      "word": "classe média baixa"
    },
    {
      "code": "tr",
      "lang": "Turkish",
      "sense": "a social and economic class lying above the lower class and below the upper middle class",
      "word": "alt orta sınıf"
    }
  ],
  "word": "lower middle class"
}