"في المشمش" meaning in Egyptian Arabic

{
  "forms": [
    {
      "form": "fi l-mišmiš",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "tr": "fi l-mišmiš"
      },
      "expansion": "في المشمش • (fi l-mišmiš)",
      "name": "arz-adverb"
    }
  ],
  "lang": "Egyptian Arabic",
  "lang_code": "arz",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Egyptian Arabic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "when pigs fly"
      ],
      "id": "en-في_المشمش-arz-adv-CYVDqXOT",
      "links": [
        [
          "when pigs fly",
          "when pigs fly"
        ]
      ]
    }
  ],
  "word": "في المشمش"
}

{
  "forms": [
    {
      "form": "fi l-mišmiš",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "tr": "fi l-mišmiš"
      },
      "expansion": "في المشمش • (fi l-mišmiš)",
      "name": "arz-adverb"
    }
  ],
  "lang": "Egyptian Arabic",
  "lang_code": "arz",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "Egyptian Arabic adverbs",
        "Egyptian Arabic entries with incorrect language header",
        "Egyptian Arabic lemmas",
        "Egyptian Arabic multiword terms"
      ],
      "glosses": [
        "when pigs fly"
      ],
      "links": [
        [
          "when pigs fly",
          "when pigs fly"
        ]
      ]
    }
  ],
  "word": "في المشمش"
}