"bomber's moon" meaning in English

{
  "etymology_text": "In reference to light from the moon creating favourable conditions for bombing runs during World War II.",
  "forms": [
    {
      "form": "bomber's moons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "bomber's moon (plural bomber's moons)",
      "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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A bright full moon on a cloudless night."
      ],
      "id": "en-bomber's_moon-en-noun-XupjXPQf",
      "links": [
        [
          "bright",
          "bright"
        ],
        [
          "full moon",
          "full moon"
        ],
        [
          "cloudless",
          "cloudless"
        ],
        [
          "night",
          "night"
        ]
      ],
      "raw_glosses": [
        "(obsolete) A bright full moon on a cloudless night."
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "word": "bomber's moon"
}

{
  "etymology_text": "In reference to light from the moon creating favourable conditions for bombing runs during World War II.",
  "forms": [
    {
      "form": "bomber's moons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "bomber's moon (plural bomber's moons)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with obsolete senses",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "A bright full moon on a cloudless night."
      ],
      "links": [
        [
          "bright",
          "bright"
        ],
        [
          "full moon",
          "full moon"
        ],
        [
          "cloudless",
          "cloudless"
        ],
        [
          "night",
          "night"
        ]
      ],
      "raw_glosses": [
        "(obsolete) A bright full moon on a cloudless night."
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "word": "bomber's moon"
}