"pea jacket" meaning in English

{
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        "2": "pee",
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        "4": "the letter P"
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      "expansion": "pee (“the letter P”)",
      "name": "m"
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    {
      "args": {
        "1": "en",
        "2": "jacket"
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      "expansion": "jacket",
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    {
      "args": {
        "1": "en",
        "2": "nl",
        "3": "pijjakker"
      },
      "expansion": "Dutch pijjakker",
      "name": "der"
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    {
      "args": {
        "1": "en",
        "2": "pea coat"
      },
      "expansion": "pea coat",
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  ],
  "etymology_text": "Apparently from pee (“the letter P”) + jacket, perhaps after Dutch pijjakker, though this is only attested much later. Compare also later pea coat.",
  "forms": [
    {
      "form": "pea jackets",
      "tags": [
        "plural"
      ]
    }
  ],
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      "args": {},
      "expansion": "pea jacket (plural pea jackets)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
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          "kind": "topical",
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          "name": "Clothing",
          "orig": "en:Clothing",
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            "Human",
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            "Fundamental"
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      ],
      "derived": [
        {
          "word": "pea-jacketed"
        }
      ],
      "examples": [
        {
          "ref": "1962, JW Goethe, translated by WH Auden and Elizabeth Mayer, Italian Journey, Penguin, published 1970, page 186",
          "text": "Since furs are unknown here, I decided to put on a pea-jacket [translating Schifferkutte] which we had brought with us as a joke.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A short woollen overcoat, originally as worn by sailors; a pea coat."
      ],
      "id": "en-pea_jacket-en-noun-kcQNdj3N",
      "links": [
        [
          "overcoat",
          "overcoat"
        ],
        [
          "sailor",
          "sailor"
        ],
        [
          "pea coat",
          "pea coat"
        ]
      ]
    }
  ],
  "word": "pea jacket"
}

{
  "derived": [
    {
      "word": "pea-jacketed"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pee",
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        "4": "the letter P"
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      "expansion": "pee (“the letter P”)",
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    {
      "args": {
        "1": "en",
        "2": "jacket"
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      "expansion": "jacket",
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      "args": {
        "1": "en",
        "2": "nl",
        "3": "pijjakker"
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      "expansion": "Dutch pijjakker",
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    {
      "args": {
        "1": "en",
        "2": "pea coat"
      },
      "expansion": "pea coat",
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  ],
  "etymology_text": "Apparently from pee (“the letter P”) + jacket, perhaps after Dutch pijjakker, though this is only attested much later. Compare also later pea coat.",
  "forms": [
    {
      "form": "pea jackets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pea jacket (plural pea jackets)",
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  "lang_code": "en",
  "pos": "noun",
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          "ref": "1962, JW Goethe, translated by WH Auden and Elizabeth Mayer, Italian Journey, Penguin, published 1970, page 186",
          "text": "Since furs are unknown here, I decided to put on a pea-jacket [translating Schifferkutte] which we had brought with us as a joke.",
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        "A short woollen overcoat, originally as worn by sailors; a pea coat."
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