"dig deep" meaning in English

{
  "forms": [
    {
      "form": "digs deep",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "digging deep",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "dug deep",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "dug deep",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "dig<,,dug> deep"
      },
      "expansion": "dig deep (third-person singular simple present digs deep, present participle digging deep, simple past and past participle dug deep)",
      "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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "If you want to join the marines, there's no room for laziness. You really have to dig deep.",
          "type": "example"
        },
        {
          "ref": "2011 February 1, Phil McNulty, “Arsenal 2-1 Everton”, in BBC:",
          "text": "Arsene Wenger's side showed little of the style and fluidity that is their hallmark but this was about digging deep and getting the job done, qualities they demonstrated and that will serve them well as the season reaches its climax.",
          "type": "quote"
        }
      ],
      "glosses": [
        "To make a lot of effort with all one's resources."
      ],
      "id": "en-dig_deep-en-verb--prpq9b7",
      "links": [
        [
          "effort",
          "effort"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To make a lot of effort with all one's resources."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "dig deep"
}

{
  "forms": [
    {
      "form": "digs deep",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "digging deep",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "dug deep",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "dug deep",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "dig<,,dug> deep"
      },
      "expansion": "dig deep (third-person singular simple present digs deep, present participle digging deep, simple past and past participle dug deep)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English terms with quotations",
        "English terms with usage examples",
        "English verbs",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "If you want to join the marines, there's no room for laziness. You really have to dig deep.",
          "type": "example"
        },
        {
          "ref": "2011 February 1, Phil McNulty, “Arsenal 2-1 Everton”, in BBC:",
          "text": "Arsene Wenger's side showed little of the style and fluidity that is their hallmark but this was about digging deep and getting the job done, qualities they demonstrated and that will serve them well as the season reaches its climax.",
          "type": "quote"
        }
      ],
      "glosses": [
        "To make a lot of effort with all one's resources."
      ],
      "links": [
        [
          "effort",
          "effort"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To make a lot of effort with all one's resources."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "dig deep"
}