"Welsh onion" meaning in English

{
  "etymology_text": "From welsh + onion; capitalization is by conflation with Welsh, derived from welsh",
  "forms": [
    {
      "form": "Welsh onions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Welsh onion (plural Welsh onions)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Alliums",
          "orig": "en:Alliums",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Spices and herbs",
          "orig": "en:Spices and herbs",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Any of species Allium fistulosum of onions, probably native to eastern Asia, widely cultivated."
      ],
      "id": "en-Welsh_onion-en-noun-6ZdGeI~R",
      "links": [
        [
          "Allium fistulosum",
          "Allium fistulosum#Translingual"
        ],
        [
          "onion",
          "onion"
        ]
      ],
      "synonyms": [
        {
          "word": "cibol"
        },
        {
          "word": "Japanese bunching onion"
        },
        {
          "word": "spring onion"
        }
      ]
    }
  ],
  "word": "Welsh onion"
}

{
  "etymology_text": "From welsh + onion; capitalization is by conflation with Welsh, derived from welsh",
  "forms": [
    {
      "form": "Welsh onions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Welsh onion (plural Welsh onions)",
      "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",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Alliums",
        "en:Spices and herbs"
      ],
      "glosses": [
        "Any of species Allium fistulosum of onions, probably native to eastern Asia, widely cultivated."
      ],
      "links": [
        [
          "Allium fistulosum",
          "Allium fistulosum#Translingual"
        ],
        [
          "onion",
          "onion"
        ]
      ],
      "synonyms": [
        {
          "word": "cibol"
        },
        {
          "word": "Japanese bunching onion"
        },
        {
          "word": "spring onion"
        }
      ]
    }
  ],
  "word": "Welsh onion"
}