"'lo" meaning in English

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  "head_templates": [
    {
      "args": {},
      "expansion": "'lo",
      "name": "en-interj"
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  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "hello",
          "word": "lo"
        }
      ],
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          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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          "kind": "other",
          "name": "English greetings",
          "parents": [],
          "source": "w"
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          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
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      "examples": [
        {
          "ref": "1929, Dashiel Hammett, The Maltese Falcon, New Yock: Vintage Books (Random House, published 1992, →ISBN, page 112:",
          "text": "When Spade entered, Wise was buting a fingernail and staring at the window. He took his hand from his mouth, screwed his chair around to face Spade, and said: \" 'Lo. Push a chair up.\"",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of lo (“hello”)."
      ],
      "id": "en-'lo-en-intj-h7Egda~e",
      "links": [
        [
          "lo",
          "lo#English"
        ]
      ],
      "tags": [
        "alt-of",
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    }
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  "word": "'lo"
}

{
  "head_templates": [
    {
      "args": {},
      "expansion": "'lo",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "hello",
          "word": "lo"
        }
      ],
      "categories": [
        "English entries with incorrect language header",
        "English greetings",
        "English interjections",
        "English lemmas",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "1929, Dashiel Hammett, The Maltese Falcon, New Yock: Vintage Books (Random House, published 1992, →ISBN, page 112:",
          "text": "When Spade entered, Wise was buting a fingernail and staring at the window. He took his hand from his mouth, screwed his chair around to face Spade, and said: \" 'Lo. Push a chair up.\"",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of lo (“hello”)."
      ],
      "links": [
        [
          "lo",
          "lo#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "'lo"
}