"peepo" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "peep",
        "3": "o"
      },
      "expansion": "peep + -o",
      "name": "suf"
    }
  ],
  "etymology_text": "peep + -o",
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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          "name": "English terms suffixed with -o",
          "parents": [],
          "source": "w"
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      ],
      "examples": [
        {
          "ref": "2014, David Almond, Kit's Wilderness",
          "text": "The baby whimpered. Askew opened his coat again and she giggled out at us and Grandpa gasped with delight. 'Peepo,' said Grandpa. 'Peepo, little hinny.'",
          "type": "quotation"
        },
        {
          "ref": "2015, Kiki Archer, Too Late... I Love You, page 220",
          "text": "Connie fumbled with the material, desperately trying to push her nipples back into place. “I can't close it up!” “Peepo,” said Ryan.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Synonym of peekaboo"
      ],
      "id": "en-peepo-en-intj-1mggD9oW",
      "links": [
        [
          "peekaboo",
          "peekaboo#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "peekaboo"
        }
      ]
    }
  ],
  "word": "peepo"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "peep",
        "3": "o"
      },
      "expansion": "peep + -o",
      "name": "suf"
    }
  ],
  "etymology_text": "peep + -o",
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English interjections",
        "English lemmas",
        "English terms suffixed with -o",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2014, David Almond, Kit's Wilderness",
          "text": "The baby whimpered. Askew opened his coat again and she giggled out at us and Grandpa gasped with delight. 'Peepo,' said Grandpa. 'Peepo, little hinny.'",
          "type": "quotation"
        },
        {
          "ref": "2015, Kiki Archer, Too Late... I Love You, page 220",
          "text": "Connie fumbled with the material, desperately trying to push her nipples back into place. “I can't close it up!” “Peepo,” said Ryan.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Synonym of peekaboo"
      ],
      "links": [
        [
          "peekaboo",
          "peekaboo#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
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          "word": "peekaboo"
        }
      ]
    }
  ],
  "word": "peepo"
}