"jerk it" meaning in English

{
  "forms": [
    {
      "form": "jerks it",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "jerking it",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "jerked it",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "jerked it",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "jerk it (third-person singular simple present jerks it, present participle jerking it, simple past and past participle jerked it)",
      "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 terms with placeholder \"it\"",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Masturbation",
          "orig": "en:Masturbation",
          "parents": [
            "Sex",
            "All topics",
            "Reproduction",
            "Fundamental",
            "Life",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Of a male: to masturbate."
      ],
      "id": "en-jerk_it-en-verb-uhRgmd7A",
      "links": [
        [
          "male",
          "male"
        ],
        [
          "masturbate",
          "masturbate"
        ]
      ],
      "raw_glosses": [
        "(slang, vulgar) Of a male: to masturbate."
      ],
      "tags": [
        "slang",
        "vulgar"
      ]
    }
  ],
  "word": "jerk it"
}

{
  "forms": [
    {
      "form": "jerks it",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "jerking it",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "jerked it",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "jerked it",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "jerk it (third-person singular simple present jerks it, present participle jerking it, simple past and past participle jerked it)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English slang",
        "English terms with placeholder \"it\"",
        "English verbs",
        "English vulgarities",
        "en:Masturbation"
      ],
      "glosses": [
        "Of a male: to masturbate."
      ],
      "links": [
        [
          "male",
          "male"
        ],
        [
          "masturbate",
          "masturbate"
        ]
      ],
      "raw_glosses": [
        "(slang, vulgar) Of a male: to masturbate."
      ],
      "tags": [
        "slang",
        "vulgar"
      ]
    }
  ],
  "word": "jerk it"
}