"on tag" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositional phrase",
        "head": ""
      },
      "expansion": "on tag",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "on tag",
      "name": "en-PP"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep_phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "British English",
          "parents": [],
          "source": "w"
        },
        {
          "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": "topical",
          "langcode": "en",
          "name": "Law enforcement",
          "orig": "en:Law enforcement",
          "parents": [
            "Crime prevention",
            "Emergency services",
            "Law",
            "Crime",
            "Public safety",
            "Justice",
            "Criminal law",
            "Society",
            "Public administration",
            "Security",
            "All topics",
            "Government",
            "Fundamental",
            "Politics"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "The prisoner was released on tag."
        }
      ],
      "glosses": [
        "Under judicial surveillance by means of an electronic tag worn on the ankle etc."
      ],
      "id": "en-on_tag-en-prep_phrase-V7K9If4y",
      "links": [
        [
          "judicial",
          "judicial"
        ],
        [
          "surveillance",
          "surveillance"
        ],
        [
          "electronic",
          "electronic"
        ],
        [
          "tag",
          "tag"
        ]
      ],
      "raw_glosses": [
        "(UK) Under judicial surveillance by means of an electronic tag worn on the ankle etc."
      ],
      "tags": [
        "UK"
      ]
    }
  ],
  "word": "on tag"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositional phrase",
        "head": ""
      },
      "expansion": "on tag",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "on tag",
      "name": "en-PP"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep_phrase",
  "senses": [
    {
      "categories": [
        "British English",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English prepositional phrases",
        "English terms with non-redundant non-automated sortkeys",
        "en:Law enforcement"
      ],
      "examples": [
        {
          "text": "The prisoner was released on tag."
        }
      ],
      "glosses": [
        "Under judicial surveillance by means of an electronic tag worn on the ankle etc."
      ],
      "links": [
        [
          "judicial",
          "judicial"
        ],
        [
          "surveillance",
          "surveillance"
        ],
        [
          "electronic",
          "electronic"
        ],
        [
          "tag",
          "tag"
        ]
      ],
      "raw_glosses": [
        "(UK) Under judicial surveillance by means of an electronic tag worn on the ankle etc."
      ],
      "tags": [
        "UK"
      ]
    }
  ],
  "word": "on tag"
}