"-ers" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "-er<id:Oxford>",
        "id": "slangy",
        "pos": "suffix",
        "tree": "1"
      },
      "expansion": "Etymology tree\nEnglish -er\nEnglish -ers",
      "name": "etymon"
    },
    {
      "args": {
        "1": "en",
        "2": "-er",
        "id": "Oxford"
      },
      "expansion": "-er",
      "name": "from"
    }
  ],
  "etymology_text": "Etymology tree\nEnglish -er\nEnglish -ers\nFrom -er.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "suffix",
        "cat2": "",
        "cat3": "",
        "cat4": "",
        "head": "",
        "id": ""
      },
      "expansion": "-ers",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "-ers",
      "name": "en-suffix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "_dis": "47 53",
          "kind": "other",
          "name": "English entries with etymology trees",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "breakfast + -ers → brekkers",
          "type": "example"
        },
        {
          "text": "divinity + -ers → divvers (“the study of religion”)",
          "type": "example"
        }
      ],
      "glosses": [
        "Used to form slang or colloquial equivalents of words."
      ],
      "id": "en--ers-en-suffix-bavdIkY5",
      "links": [
        [
          "school",
          "school"
        ]
      ],
      "raw_glosses": [
        "(informal, originally school slang) Used to form slang or colloquial equivalents of words."
      ],
      "tags": [
        "informal",
        "morpheme"
      ]
    },
    {
      "categories": [
        {
          "_dis": "47 53",
          "kind": "other",
          "name": "English entries with etymology trees",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "43 57",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "38 62",
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "35 65",
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "36 64",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "38 62",
          "kind": "other",
          "name": "Pages with etymology trees",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "31 69",
          "kind": "other",
          "name": "Pages with raw sortkeys",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Used to form mostly adjectives used informally."
      ],
      "id": "en--ers-en-suffix-B2Blh820",
      "links": [
        [
          "school",
          "school"
        ]
      ],
      "raw_glosses": [
        "(informal, originally school slang) Used to form mostly adjectives used informally."
      ],
      "tags": [
        "informal",
        "morpheme"
      ]
    }
  ],
  "word": "-ers"
}

{
  "categories": [
    "English entries with etymology trees",
    "English entries with incorrect language header",
    "English lemmas",
    "English suffixes",
    "Oxford University slang",
    "Pages using catfix",
    "Pages with 4 entries",
    "Pages with entries",
    "Pages with etymology trees",
    "Pages with raw sortkeys"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "-er<id:Oxford>",
        "id": "slangy",
        "pos": "suffix",
        "tree": "1"
      },
      "expansion": "Etymology tree\nEnglish -er\nEnglish -ers",
      "name": "etymon"
    },
    {
      "args": {
        "1": "en",
        "2": "-er",
        "id": "Oxford"
      },
      "expansion": "-er",
      "name": "from"
    }
  ],
  "etymology_text": "Etymology tree\nEnglish -er\nEnglish -ers\nFrom -er.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "suffix",
        "cat2": "",
        "cat3": "",
        "cat4": "",
        "head": "",
        "id": ""
      },
      "expansion": "-ers",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "-ers",
      "name": "en-suffix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "English informal terms",
        "English school slang"
      ],
      "examples": [
        {
          "text": "breakfast + -ers → brekkers",
          "type": "example"
        },
        {
          "text": "divinity + -ers → divvers (“the study of religion”)",
          "type": "example"
        }
      ],
      "glosses": [
        "Used to form slang or colloquial equivalents of words."
      ],
      "links": [
        [
          "school",
          "school"
        ]
      ],
      "raw_glosses": [
        "(informal, originally school slang) Used to form slang or colloquial equivalents of words."
      ],
      "tags": [
        "informal",
        "morpheme"
      ]
    },
    {
      "categories": [
        "English informal terms",
        "English school slang"
      ],
      "glosses": [
        "Used to form mostly adjectives used informally."
      ],
      "links": [
        [
          "school",
          "school"
        ]
      ],
      "raw_glosses": [
        "(informal, originally school slang) Used to form mostly adjectives used informally."
      ],
      "tags": [
        "informal",
        "morpheme"
      ]
    }
  ],
  "word": "-ers"
}