"lag behind" meaning in English

{
  "forms": [
    {
      "form": "lags behind",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "lagging behind",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "lagged behind",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "lagged behind",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "lag behind (third-person singular simple present lags behind, present participle lagging behind, simple past and past participle lagged behind)",
      "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 \"behind\"",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Liam was lagging behind in the race.",
          "type": "example"
        },
        {
          "ref": "1962 December, “Beyond the Channel: U.S.S.R.: Train speeds still rising”, in Modern Railways, page 418:",
          "text": "Until now these for the most part have lagged far behind those of Western Europe in speed; over the longer distances average speeds well below 40 m.p.h. have been the rule.",
          "type": "quote"
        },
        {
          "ref": "2022 March 9, Stefanie Foster, “RAIL Supplement”, in RAIL, number 952, page 3:",
          "text": "As the country continues to wrestle with one of the greatest upheavals to everyday life in recent memory, passenger numbers have had a turbulent 'snakes and ladders' journey - and continue to lag behind pre-pandemic levels.",
          "type": "quote"
        }
      ],
      "glosses": [
        "To fail to keep pace; to fail to keep up with one's peers; to achieve or impress less than one's peers; to move more slowly than one's peers."
      ],
      "id": "en-lag_behind-en-verb-~43yDgnI",
      "raw_glosses": [
        "(transitive or intransitive) To fail to keep pace; to fail to keep up with one's peers; to achieve or impress less than one's peers; to move more slowly than one's peers."
      ],
      "tags": [
        "intransitive",
        "transitive"
      ]
    }
  ],
  "word": "lag behind"
}

{
  "forms": [
    {
      "form": "lags behind",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "lagging behind",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "lagged behind",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "lagged behind",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "lag behind (third-person singular simple present lags behind, present participle lagging behind, simple past and past participle lagged behind)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English intransitive verbs",
        "English lemmas",
        "English multiword terms",
        "English phrasal verbs",
        "English phrasal verbs formed with \"behind\"",
        "English terms with quotations",
        "English terms with usage examples",
        "English transitive verbs",
        "English verbs",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "Liam was lagging behind in the race.",
          "type": "example"
        },
        {
          "ref": "1962 December, “Beyond the Channel: U.S.S.R.: Train speeds still rising”, in Modern Railways, page 418:",
          "text": "Until now these for the most part have lagged far behind those of Western Europe in speed; over the longer distances average speeds well below 40 m.p.h. have been the rule.",
          "type": "quote"
        },
        {
          "ref": "2022 March 9, Stefanie Foster, “RAIL Supplement”, in RAIL, number 952, page 3:",
          "text": "As the country continues to wrestle with one of the greatest upheavals to everyday life in recent memory, passenger numbers have had a turbulent 'snakes and ladders' journey - and continue to lag behind pre-pandemic levels.",
          "type": "quote"
        }
      ],
      "glosses": [
        "To fail to keep pace; to fail to keep up with one's peers; to achieve or impress less than one's peers; to move more slowly than one's peers."
      ],
      "raw_glosses": [
        "(transitive or intransitive) To fail to keep pace; to fail to keep up with one's peers; to achieve or impress less than one's peers; to move more slowly than one's peers."
      ],
      "tags": [
        "intransitive",
        "transitive"
      ]
    }
  ],
  "word": "lag behind"
}