"whenevs" meaning in English

{
  "etymology_text": "Shortening of whenever",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "whenevs (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "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"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Time",
          "orig": "en:Time",
          "parents": [
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2016, Richard Clark, Goldfish Fingers (The ZhuZhus), spoken by Chunk (Robert Tinkler):",
          "text": "Problem solved. You can thank me now. Or later. Whenevs.",
          "type": "quote"
        }
      ],
      "glosses": [
        "At an unspecified time, at convenience."
      ],
      "id": "en-whenevs-en-adv-CYdvxPYk",
      "links": [
        [
          "unspecified",
          "unspecified"
        ],
        [
          "convenience",
          "convenience"
        ]
      ],
      "synonyms": [
        {
          "word": "at some point"
        },
        {
          "word": "somewhen"
        },
        {
          "word": "sometime"
        }
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "whenevs"
}

{
  "etymology_text": "Shortening of whenever",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "whenevs (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "English 2-syllable words",
        "English adverbs",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms with quotations",
        "English uncomparable adverbs",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Time"
      ],
      "examples": [
        {
          "ref": "2016, Richard Clark, Goldfish Fingers (The ZhuZhus), spoken by Chunk (Robert Tinkler):",
          "text": "Problem solved. You can thank me now. Or later. Whenevs.",
          "type": "quote"
        }
      ],
      "glosses": [
        "At an unspecified time, at convenience."
      ],
      "links": [
        [
          "unspecified",
          "unspecified"
        ],
        [
          "convenience",
          "convenience"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "at some point"
    },
    {
      "word": "somewhen"
    },
    {
      "word": "sometime"
    }
  ],
  "word": "whenevs"
}