"megatron" meaning in English

{
  "forms": [
    {
      "form": "megatrons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "megatron (plural megatrons)",
      "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"
        },
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          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
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      "examples": [
        {
          "ref": "2015, Taylor, \"Monster Squid: The Giant is Real\" 28 min",
          "text": "We've got Edie, I think she's gone slightly mad, may be off the boil a bit. Chances of that one... two percent. Dr. Ku, ill give that a zero percent chance. Then we've got Steve with his ejaculation megatron. Yeah, I'll give him forty percent chance."
        }
      ],
      "glosses": [
        "A disc-seal tube, used in lighthouses or submersibles."
      ],
      "id": "en-megatron-en-noun-IX8yxwHS"
    }
  ],
  "word": "megatron"
}

{
  "forms": [
    {
      "form": "megatrons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "megatron (plural megatrons)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "2015, Taylor, \"Monster Squid: The Giant is Real\" 28 min",
          "text": "We've got Edie, I think she's gone slightly mad, may be off the boil a bit. Chances of that one... two percent. Dr. Ku, ill give that a zero percent chance. Then we've got Steve with his ejaculation megatron. Yeah, I'll give him forty percent chance."
        }
      ],
      "glosses": [
        "A disc-seal tube, used in lighthouses or submersibles."
      ]
    }
  ],
  "word": "megatron"
}