"trail net" meaning in English

{
  "forms": [
    {
      "form": "trail nets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "trail net (plural trail nets)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Fishing",
          "orig": "en:Fishing",
          "parents": [
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A dragnet."
      ],
      "id": "en-trail_net-en-noun-wrf~VucO",
      "links": [
        [
          "fishing",
          "fishing#Noun"
        ],
        [
          "dragnet",
          "dragnet"
        ]
      ],
      "raw_glosses": [
        "(fishing) A dragnet."
      ],
      "topics": [
        "fishing",
        "hobbies",
        "lifestyle"
      ]
    }
  ],
  "word": "trail net"
}

{
  "forms": [
    {
      "form": "trail nets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "trail net (plural trail nets)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "en:Fishing"
      ],
      "glosses": [
        "A dragnet."
      ],
      "links": [
        [
          "fishing",
          "fishing#Noun"
        ],
        [
          "dragnet",
          "dragnet"
        ]
      ],
      "raw_glosses": [
        "(fishing) A dragnet."
      ],
      "topics": [
        "fishing",
        "hobbies",
        "lifestyle"
      ]
    }
  ],
  "word": "trail net"
}