"B-day" meaning in English

{
  "forms": [
    {
      "form": "B-days",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "B-day (plural B-days)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "bday"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1999, Jeff Chacon, Anthony Reynoso, “Chicken, Bagels, and Ghosts Of Girlfriends Past”, in E-Male: Of Mouse and Men, Denver, Colo.: Acumen House, LLC, page 24",
          "text": "Hey, I've heard good things about the new Muppet flick. Might have to take Alden next week when I go see her for her B-day.",
          "type": "quotation"
        },
        {
          "ref": "2005, John Smart, “Essay Two: Future Heroes 2035: My Friends and I”, in Arthur B[enett] Shostak, editor, Tackling Tomorrow Today, volume 1 (Futuristics: Looking Ahead), Philadelphia, Pa.: Chelsea House Publishers, part one (On Seeing Farther and Better), page 40",
          "text": "I wonder what she did with the biorhythmic blouse I got her for her B-day?",
          "type": "quotation"
        },
        {
          "ref": "2011, Jackie Ruth Wilson, “America Bombed Iraq”, in Iraq, Their Mission, Our Journey: America’s Destiny, [North Charleston, S.C.]: My God Delivers On Time, CreateSpace, page 7",
          "text": "I had a designer cake created for her B-day.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of bday."
      ],
      "id": "en-B-day-en-noun-pL5kOJeH",
      "links": [
        [
          "bday",
          "bday#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "B-day"
}

{
  "forms": [
    {
      "form": "B-days",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "B-day (plural B-days)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "bday"
        }
      ],
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "1999, Jeff Chacon, Anthony Reynoso, “Chicken, Bagels, and Ghosts Of Girlfriends Past”, in E-Male: Of Mouse and Men, Denver, Colo.: Acumen House, LLC, page 24",
          "text": "Hey, I've heard good things about the new Muppet flick. Might have to take Alden next week when I go see her for her B-day.",
          "type": "quotation"
        },
        {
          "ref": "2005, John Smart, “Essay Two: Future Heroes 2035: My Friends and I”, in Arthur B[enett] Shostak, editor, Tackling Tomorrow Today, volume 1 (Futuristics: Looking Ahead), Philadelphia, Pa.: Chelsea House Publishers, part one (On Seeing Farther and Better), page 40",
          "text": "I wonder what she did with the biorhythmic blouse I got her for her B-day?",
          "type": "quotation"
        },
        {
          "ref": "2011, Jackie Ruth Wilson, “America Bombed Iraq”, in Iraq, Their Mission, Our Journey: America’s Destiny, [North Charleston, S.C.]: My God Delivers On Time, CreateSpace, page 7",
          "text": "I had a designer cake created for her B-day.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of bday."
      ],
      "links": [
        [
          "bday",
          "bday#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "B-day"
}