"rocket propelled grenade" meaning in English

{
  "forms": [
    {
      "form": "rocket propelled grenades",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "args": {},
      "expansion": "rocket propelled grenade (plural rocket propelled grenades)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "rocket-propelled grenade"
        }
      ],
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          "kind": "other",
          "name": "English entries with incorrect language header",
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Explosives",
          "orig": "en:Explosives",
          "parents": [
            "Matter",
            "Weapons",
            "Chemistry",
            "Nature",
            "Hunting",
            "Military",
            "Tools",
            "Sciences",
            "All topics",
            "Human activity",
            "Society",
            "Technology",
            "Fundamental",
            "Human behaviour",
            "Human"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Alternative form of rocket-propelled grenade"
      ],
      "id": "en-rocket_propelled_grenade-en-noun-ns6C11g3",
      "links": [
        [
          "rocket-propelled grenade",
          "rocket-propelled grenade#English"
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      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "rocket propelled grenade"
}

{
  "forms": [
    {
      "form": "rocket propelled grenades",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "rocket propelled grenade (plural rocket propelled grenades)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "rocket-propelled grenade"
        }
      ],
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        "English countable nouns",
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        "English nouns",
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        "en:Explosives"
      ],
      "glosses": [
        "Alternative form of rocket-propelled grenade"
      ],
      "links": [
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      ],
      "tags": [
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  ],
  "word": "rocket propelled grenade"
}