"pep up" meaning in English

{
  "forms": [
    {
      "form": "peps up",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "pepping up",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "pepped up",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "pepped up",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "pep up (third-person singular simple present peps up, present participle pepping up, simple past and past participle pepped up)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English phrasal verbs formed with \"up\"",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "We're looking for ideas to pep up the new ad campaign.",
          "type": "example"
        }
      ],
      "glosses": [
        "To make stronger or more interesting."
      ],
      "id": "en-pep_up-en-verb-vZoDj7Gy",
      "links": [
        [
          "stronger",
          "stronger"
        ],
        [
          "interesting",
          "interesting"
        ]
      ],
      "raw_glosses": [
        "(informal) To make stronger or more interesting."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "pep up"
}

{
  "forms": [
    {
      "form": "peps up",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "pepping up",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "pepped up",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "pepped up",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "pep up (third-person singular simple present peps up, present participle pepping up, simple past and past participle pepped up)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English informal terms",
        "English lemmas",
        "English multiword terms",
        "English phrasal verbs",
        "English phrasal verbs formed with \"up\"",
        "English terms with usage examples",
        "English verbs",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "We're looking for ideas to pep up the new ad campaign.",
          "type": "example"
        }
      ],
      "glosses": [
        "To make stronger or more interesting."
      ],
      "links": [
        [
          "stronger",
          "stronger"
        ],
        [
          "interesting",
          "interesting"
        ]
      ],
      "raw_glosses": [
        "(informal) To make stronger or more interesting."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "pep up"
}