"rec room" meaning in English

{
  "forms": [
    {
      "form": "rec rooms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "rec room (plural rec rooms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "recreation room"
        }
      ],
      "categories": [
        {
          "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 topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Rooms",
          "orig": "en:Rooms",
          "parents": [
            "Buildings and structures",
            "Architecture",
            "Applied sciences",
            "Art",
            "Sciences",
            "Culture",
            "All topics",
            "Society",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2012 April 4, Sam Anderson, “Just One More Game ...”, in The New York Times Magazine:",
          "text": "The new product was the Game Boy — a hand-held, battery-powered plastic slab that promised to set gamers loose, after all those decades of sweaty bondage, from the tyranny of rec rooms and pizza parlors and arcades.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Clipping of recreation room."
      ],
      "id": "en-rec_room-en-noun-tOrcI9vA",
      "links": [
        [
          "recreation room",
          "recreation room#English"
        ]
      ],
      "raw_glosses": [
        "(informal) Clipping of recreation room."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "clipping",
        "informal"
      ]
    }
  ],
  "word": "rec room"
}

{
  "forms": [
    {
      "form": "rec rooms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "rec room (plural rec rooms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "recreation room"
        }
      ],
      "categories": [
        "English clippings",
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English informal terms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "English terms with quotations",
        "Pages with 1 entry",
        "en:Rooms"
      ],
      "examples": [
        {
          "ref": "2012 April 4, Sam Anderson, “Just One More Game ...”, in The New York Times Magazine:",
          "text": "The new product was the Game Boy — a hand-held, battery-powered plastic slab that promised to set gamers loose, after all those decades of sweaty bondage, from the tyranny of rec rooms and pizza parlors and arcades.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Clipping of recreation room."
      ],
      "links": [
        [
          "recreation room",
          "recreation room#English"
        ]
      ],
      "raw_glosses": [
        "(informal) Clipping of recreation room."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "clipping",
        "informal"
      ]
    }
  ],
  "word": "rec room"
}