"croiser le fer" meaning in French

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      "expansion": "croiser le fer",
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  "lang": "French",
  "lang_code": "fr",
  "pos": "verb",
  "senses": [
    {
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          "kind": "topical",
          "langcode": "fr",
          "name": "Fencing",
          "orig": "fr:Fencing",
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            "Human activity",
            "Human behaviour",
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          "source": "w"
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      "glosses": [
        "to cross swords (to place or hold two swords so they cross each other)"
      ],
      "id": "en-croiser_le_fer-fr-verb-51WnIYhZ",
      "links": [
        [
          "fencing",
          "fencing#Noun"
        ],
        [
          "cross swords",
          "cross swords"
        ]
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      "raw_glosses": [
        "(fencing) to cross swords (to place or hold two swords so they cross each other)"
      ],
      "topics": [
        "fencing",
        "government",
        "hobbies",
        "lifestyle",
        "martial-arts",
        "military",
        "politics",
        "sports",
        "war"
      ]
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      "glosses": [
        "to cross swords, to lock horns, to duel"
      ],
      "id": "en-croiser_le_fer-fr-verb-A-LEpVpu",
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          "expansion": "[with avec ‘someone’]",
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              "avec",
              "‘someone’"
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      "links": [
        [
          "cross swords",
          "cross swords"
        ],
        [
          "lock horns",
          "lock horns"
        ],
        [
          "duel",
          "duel"
        ]
      ],
      "raw_glosses": [
        "(figuratively) to cross swords, to lock horns, to duel [with avec ‘someone’]"
      ],
      "tags": [
        "figuratively"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/kʁwa.ze l(ə) fɛʁ/"
    },
    {
      "audio": "LL-Q150 (fra)-Lepticed7-croiser le fer.wav",
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    }
  ],
  "word": "croiser le fer"
}

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  "head_templates": [
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      "args": {},
      "expansion": "croiser le fer",
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  "lang": "French",
  "lang_code": "fr",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "fr:Fencing"
      ],
      "glosses": [
        "to cross swords (to place or hold two swords so they cross each other)"
      ],
      "links": [
        [
          "fencing",
          "fencing#Noun"
        ],
        [
          "cross swords",
          "cross swords"
        ]
      ],
      "raw_glosses": [
        "(fencing) to cross swords (to place or hold two swords so they cross each other)"
      ],
      "topics": [
        "fencing",
        "government",
        "hobbies",
        "lifestyle",
        "martial-arts",
        "military",
        "politics",
        "sports",
        "war"
      ]
    },
    {
      "glosses": [
        "to cross swords, to lock horns, to duel"
      ],
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        [
          "cross swords",
          "cross swords"
        ],
        [
          "lock horns",
          "lock horns"
        ],
        [
          "duel",
          "duel"
        ]
      ],
      "raw_glosses": [
        "(figuratively) to cross swords, to lock horns, to duel [with avec ‘someone’]"
      ],
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        "figuratively"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/kʁwa.ze l(ə) fɛʁ/"
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  ],
  "word": "croiser le fer"
}