"harken back" meaning in English

{
  "forms": [
    {
      "form": "harkens back",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "harkening back",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "harkened back",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "harkened back",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "harken back (third-person singular simple present harkens back, present participle harkening back, simple past and past participle harkened back)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "word": "hearken back"
        }
      ],
      "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 with particle (back)",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1994, David Coogan, Electronic Writing Centers: Computing the Field of Composition, page 4",
          "text": "The emerging consensus that writing was merely transcribed speech, then, harkened back to the pre-disciplinary, liberal arts college",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of hearken back"
      ],
      "id": "en-harken_back-en-verb-K4ouequz",
      "links": [
        [
          "hearken back",
          "hearken back#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "harken back"
}

{
  "forms": [
    {
      "form": "harkens back",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "harkening back",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "harkened back",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "harkened back",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "harken back (third-person singular simple present harkens back, present participle harkening back, simple past and past participle harkened back)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "word": "hearken back"
        }
      ],
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English phrasal verbs",
        "English phrasal verbs with particle (back)",
        "English terms with quotations",
        "English verbs",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1994, David Coogan, Electronic Writing Centers: Computing the Field of Composition, page 4",
          "text": "The emerging consensus that writing was merely transcribed speech, then, harkened back to the pre-disciplinary, liberal arts college",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of hearken back"
      ],
      "links": [
        [
          "hearken back",
          "hearken back#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "harken back"
}