"May-September romance" meaning in English

{
  "etymology_text": "From the metaphor of a year being the lifespan of a person, May being a time of relative youth and September being late in maturity.",
  "forms": [
    {
      "form": "May-September romances",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "May-September romance (plural May-September romances)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "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 entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Love",
          "orig": "en:Love",
          "parents": [
            "Emotions",
            "Virtue",
            "Mind",
            "Ethics",
            "Human",
            "Philosophy",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "The 40-year-old man and his 20-year-old girlfriend were involved in a May-September romance."
        }
      ],
      "glosses": [
        "A romantic relationship where one partner is significantly older than the other."
      ],
      "id": "en-May-September_romance-en-noun-hG0MNkta",
      "links": [
        [
          "romantic",
          "romantic"
        ],
        [
          "relationship",
          "relationship"
        ],
        [
          "partner",
          "partner"
        ]
      ],
      "related": [
        {
          "word": "autumn romance"
        },
        {
          "word": "December bride"
        }
      ],
      "synonyms": [
        {
          "word": "May-December romance"
        }
      ]
    }
  ],
  "word": "May-September romance"
}

{
  "etymology_text": "From the metaphor of a year being the lifespan of a person, May being a time of relative youth and September being late in maturity.",
  "forms": [
    {
      "form": "May-September romances",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "May-September romance (plural May-September romances)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "autumn romance"
    },
    {
      "word": "December bride"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "en:Love"
      ],
      "examples": [
        {
          "text": "The 40-year-old man and his 20-year-old girlfriend were involved in a May-September romance."
        }
      ],
      "glosses": [
        "A romantic relationship where one partner is significantly older than the other."
      ],
      "links": [
        [
          "romantic",
          "romantic"
        ],
        [
          "relationship",
          "relationship"
        ],
        [
          "partner",
          "partner"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "May-December romance"
    }
  ],
  "word": "May-September romance"
}