"seven-level screwdriver" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "seven-level",
        "3": "screwdriver"
      },
      "expansion": "seven-level + screwdriver",
      "name": "compound"
    }
  ],
  "etymology_text": "seven-level + screwdriver, so called because Air Force \"seven-level\" personnel (advanced techs/higher ranks) typically carried this kind of screwdriver. It was rumored to be the ONLY tool these advanced techs ever needed, or were allowed to carry. Advanced techs only \"do\" small trim-pot tweaking. Less-experienced techs handle the heavier tools and tasks.",
  "forms": [
    {
      "form": "seven-level screwdrivers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "seven-level screwdriver (plural seven-level screwdrivers)",
      "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"
        }
      ],
      "glosses": [
        "A plastic-handled (officially yellow) pocket screwdriver (with clip) and a 2.5 inch shank, ending in a 1/8 inch slotted head."
      ],
      "id": "en-seven-level_screwdriver-en-noun-XNZGJWwJ",
      "synonyms": [
        {
          "word": "seven level screwdriver"
        },
        {
          "word": "7 level screwdriver"
        }
      ]
    }
  ],
  "word": "seven-level screwdriver"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "seven-level",
        "3": "screwdriver"
      },
      "expansion": "seven-level + screwdriver",
      "name": "compound"
    }
  ],
  "etymology_text": "seven-level + screwdriver, so called because Air Force \"seven-level\" personnel (advanced techs/higher ranks) typically carried this kind of screwdriver. It was rumored to be the ONLY tool these advanced techs ever needed, or were allowed to carry. Advanced techs only \"do\" small trim-pot tweaking. Less-experienced techs handle the heavier tools and tasks.",
  "forms": [
    {
      "form": "seven-level screwdrivers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "seven-level screwdriver (plural seven-level screwdrivers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns"
      ],
      "glosses": [
        "A plastic-handled (officially yellow) pocket screwdriver (with clip) and a 2.5 inch shank, ending in a 1/8 inch slotted head."
      ]
    }
  ],
  "synonyms": [
    {
      "word": "seven level screwdriver"
    },
    {
      "word": "7 level screwdriver"
    }
  ],
  "word": "seven-level screwdriver"
}