"life-preserver" meaning in English

{
  "forms": [
    {
      "form": "life-preservers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "life-preserver (plural life-preservers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "life preserver"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1836, “The Perambulator. Visit to the Society for the Illustration and Encouragement of Practical Science.”, in The Visitor, or Monthly Instructor. For 1836., London: The Religious Tract Society; sold by John Davis, […], page 84, column 1",
          "text": "Here is a life-preserver, meant to be thrown into the sea when a sailor falls overboard.",
          "type": "quotation"
        },
        {
          "ref": "1999, C. R. Gutermuth, “[Fishing Adventures] Life Hung on an 18-Thread”, in The World of Incredible Outdoor Adventures: Hair-raising Hunting & Fishing Experiences from Field & Stream’s Greatest Writers, Minnetonka, Minn.: Creative Publishing International, Inc., page 61, column 1",
          "text": "Swimming frantically, each with one arm, we waited for the boat to turn and rescue us. About five minutes passed. Shorty, on the drifting boat, sixty yards away now, was futilely throwing life-preservers toward us.",
          "type": "quotation"
        },
        {
          "ref": "2010, M. Walter Levine with Virginia Juliano, “The Climb”, in How Can I Help You? The Most Important Question in Business and in Life, Green Farms, Conn.: MWL Enterprises, page 63",
          "text": "I was so happy to see them! It was like being thrown a life-preserver in the middle of the ocean.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of life preserver."
      ],
      "id": "en-life-preserver-en-noun-uIMG~ZDA",
      "links": [
        [
          "life preserver",
          "life preserver#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "life-preserver"
}

{
  "forms": [
    {
      "form": "life-preservers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "life-preserver (plural life-preservers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "life preserver"
        }
      ],
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "1836, “The Perambulator. Visit to the Society for the Illustration and Encouragement of Practical Science.”, in The Visitor, or Monthly Instructor. For 1836., London: The Religious Tract Society; sold by John Davis, […], page 84, column 1",
          "text": "Here is a life-preserver, meant to be thrown into the sea when a sailor falls overboard.",
          "type": "quotation"
        },
        {
          "ref": "1999, C. R. Gutermuth, “[Fishing Adventures] Life Hung on an 18-Thread”, in The World of Incredible Outdoor Adventures: Hair-raising Hunting & Fishing Experiences from Field & Stream’s Greatest Writers, Minnetonka, Minn.: Creative Publishing International, Inc., page 61, column 1",
          "text": "Swimming frantically, each with one arm, we waited for the boat to turn and rescue us. About five minutes passed. Shorty, on the drifting boat, sixty yards away now, was futilely throwing life-preservers toward us.",
          "type": "quotation"
        },
        {
          "ref": "2010, M. Walter Levine with Virginia Juliano, “The Climb”, in How Can I Help You? The Most Important Question in Business and in Life, Green Farms, Conn.: MWL Enterprises, page 63",
          "text": "I was so happy to see them! It was like being thrown a life-preserver in the middle of the ocean.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of life preserver."
      ],
      "links": [
        [
          "life preserver",
          "life preserver#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "life-preserver"
}