"pipe off" meaning in English

{
  "forms": [
    {
      "form": "pipes off",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "piping off",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "piped off",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "piped off",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "pipe off (third-person singular simple present pipes off, present participle piping off, simple past and past participle piped off)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English phrasal verbs with particle (off)",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1900, Allan Pinkerton, Professional Thieves and the Detective",
          "text": "To put the matter to further test, on the succeeding night other of their men were instructed to \"pipe off\" the place still more cautiously. But these too were discovered by Miles's vigilant but bogus police, given chase to, and unmercifully clubbed.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To watch (a person or building) for purposes of theft."
      ],
      "id": "en-pipe_off-en-verb-ePkYdXSE",
      "links": [
        [
          "watch",
          "watch"
        ],
        [
          "theft",
          "theft"
        ]
      ],
      "raw_glosses": [
        "(transitive, slang, dated) To watch (a person or building) for purposes of theft."
      ],
      "tags": [
        "dated",
        "slang",
        "transitive"
      ]
    }
  ],
  "word": "pipe off"
}

{
  "forms": [
    {
      "form": "pipes off",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "piping off",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "piped off",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "piped off",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "pipe off (third-person singular simple present pipes off, present participle piping off, simple past and past participle piped off)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English dated terms",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English phrasal verbs",
        "English phrasal verbs with particle (off)",
        "English slang",
        "English terms with quotations",
        "English transitive verbs",
        "English verbs",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1900, Allan Pinkerton, Professional Thieves and the Detective",
          "text": "To put the matter to further test, on the succeeding night other of their men were instructed to \"pipe off\" the place still more cautiously. But these too were discovered by Miles's vigilant but bogus police, given chase to, and unmercifully clubbed.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To watch (a person or building) for purposes of theft."
      ],
      "links": [
        [
          "watch",
          "watch"
        ],
        [
          "theft",
          "theft"
        ]
      ],
      "raw_glosses": [
        "(transitive, slang, dated) To watch (a person or building) for purposes of theft."
      ],
      "tags": [
        "dated",
        "slang",
        "transitive"
      ]
    }
  ],
  "word": "pipe off"
}