"may't" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "contraction"
      },
      "expansion": "may't",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "contraction",
  "senses": [
    {
      "alt_of": [
        {
          "word": "may it"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1699, Desiderius Erasmus, Twenty‐two Select Colloquies out of Erasmus Roterodamus, page 261:",
          "text": "How long may’t be, ſince we Four were in Penſion together at Paris ?",
          "type": "quote"
        }
      ],
      "glosses": [
        "Contraction of may it."
      ],
      "id": "en-may't-en-contraction-t0jeEE3J",
      "links": [
        [
          "may",
          "may#English"
        ],
        [
          "it",
          "it#English"
        ]
      ],
      "raw_glosses": [
        "(obsolete) Contraction of may it."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "contraction",
        "obsolete"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/meɪt/"
    }
  ],
  "word": "may't"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "contraction"
      },
      "expansion": "may't",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "contraction",
  "senses": [
    {
      "alt_of": [
        {
          "word": "may it"
        }
      ],
      "categories": [
        "English contractions",
        "English entries with incorrect language header",
        "English non-lemma forms",
        "English terms with obsolete senses",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "1699, Desiderius Erasmus, Twenty‐two Select Colloquies out of Erasmus Roterodamus, page 261:",
          "text": "How long may’t be, ſince we Four were in Penſion together at Paris ?",
          "type": "quote"
        }
      ],
      "glosses": [
        "Contraction of may it."
      ],
      "links": [
        [
          "may",
          "may#English"
        ],
        [
          "it",
          "it#English"
        ]
      ],
      "raw_glosses": [
        "(obsolete) Contraction of may it."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "contraction",
        "obsolete"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/meɪt/"
    }
  ],
  "word": "may't"
}