"au pair" meaning in French

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "de",
            "2": "Au-pair",
            "bor": "1"
          },
          "expansion": "→ German: Au-pair",
          "name": "desc"
        }
      ],
      "text": "→ German: Au-pair"
    }
  ],
  "head_templates": [
    {
      "args": {
        "inv": "1"
      },
      "expansion": "au pair (invariable)",
      "name": "fr-adj"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "Sylvie Rogron was sent (with six hundred francs for her board) as apprentice to certain shopkeepers originally from Provins and now settled in Paris in the rue Saint-Denis. Two years later she was \"at par\" as they say; she earned her own living; at any rate her parents paid nothing for her. That is what is called being \"at par\" in the rue Saint-Denis.",
          "ref": "1840, Honoré de Balzac, Pierrette",
          "text": "Sylvie Rogron fut envoyée à cent écus de pension en apprentissage rue Saint-Denis, chez des négociants nés à Provins. Deux ans après, elle était au pair : si elle ne gagnait rien, ses parents ne payaient plus rien pour son logis et sa nourriture. Voilà ce qu’on appelle être au pair, rue Saint-Denis.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "working for food and housing"
      ],
      "id": "en-au_pair-fr-adj-EyX9mPUm",
      "links": [
        [
          "working",
          "working"
        ],
        [
          "food",
          "food"
        ],
        [
          "housing",
          "housing"
        ]
      ],
      "related": [
        {
          "word": "fille au pair"
        }
      ],
      "tags": [
        "invariable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/o pɛʁ/"
    },
    {
      "audio": "LL-Q150 (fra)-LoquaxFR-au pair.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/1/1f/LL-Q150_%28fra%29-LoquaxFR-au_pair.wav/LL-Q150_%28fra%29-LoquaxFR-au_pair.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/1/1f/LL-Q150_%28fra%29-LoquaxFR-au_pair.wav/LL-Q150_%28fra%29-LoquaxFR-au_pair.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "au pair"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "de",
            "2": "Au-pair",
            "bor": "1"
          },
          "expansion": "→ German: Au-pair",
          "name": "desc"
        }
      ],
      "text": "→ German: Au-pair"
    }
  ],
  "head_templates": [
    {
      "args": {
        "inv": "1"
      },
      "expansion": "au pair (invariable)",
      "name": "fr-adj"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adj",
  "related": [
    {
      "word": "fille au pair"
    }
  ],
  "senses": [
    {
      "categories": [
        "French adjectives",
        "French entries with incorrect language header",
        "French lemmas",
        "French multiword terms",
        "French terms with IPA pronunciation",
        "French terms with audio links",
        "French terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "english": "Sylvie Rogron was sent (with six hundred francs for her board) as apprentice to certain shopkeepers originally from Provins and now settled in Paris in the rue Saint-Denis. Two years later she was \"at par\" as they say; she earned her own living; at any rate her parents paid nothing for her. That is what is called being \"at par\" in the rue Saint-Denis.",
          "ref": "1840, Honoré de Balzac, Pierrette",
          "text": "Sylvie Rogron fut envoyée à cent écus de pension en apprentissage rue Saint-Denis, chez des négociants nés à Provins. Deux ans après, elle était au pair : si elle ne gagnait rien, ses parents ne payaient plus rien pour son logis et sa nourriture. Voilà ce qu’on appelle être au pair, rue Saint-Denis.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "working for food and housing"
      ],
      "links": [
        [
          "working",
          "working"
        ],
        [
          "food",
          "food"
        ],
        [
          "housing",
          "housing"
        ]
      ],
      "tags": [
        "invariable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/o pɛʁ/"
    },
    {
      "audio": "LL-Q150 (fra)-LoquaxFR-au pair.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/1/1f/LL-Q150_%28fra%29-LoquaxFR-au_pair.wav/LL-Q150_%28fra%29-LoquaxFR-au_pair.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/1/1f/LL-Q150_%28fra%29-LoquaxFR-au_pair.wav/LL-Q150_%28fra%29-LoquaxFR-au_pair.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "au pair"
}