"dấu băm" meaning in Vietnamien

{
  "categories": [
    {
      "kind": "other",
      "name": "Calques en vietnamien issus d’un mot en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Compositions en vietnamien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en vietnamien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Vietnamien",
      "orig": "vietnamien",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de dấu (« signe ») et de băm (« émincer, hacher »), calque de l’anglais hash."
  ],
  "lang": "Vietnamien",
  "lang_code": "vi",
  "pos": "noun",
  "pos_title": "Nom commun",
  "related": [
    {
      "raw_tags": [
        "le signe dièse ♯"
      ],
      "word": "dấu thăng"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en vietnamien de la typographie",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Lexique en vietnamien de l’informatique",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en vietnamien",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Croisillon (le signe #)."
      ],
      "id": "fr-dấu_băm-vi-noun-~oEznw1T",
      "topics": [
        "computing",
        "typography"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "＃"
    }
  ],
  "word": "dấu băm"
}

{
  "categories": [
    "Calques en vietnamien issus d’un mot en anglais",
    "Compositions en vietnamien",
    "Noms communs en vietnamien",
    "vietnamien"
  ],
  "etymology_texts": [
    "Composé de dấu (« signe ») et de băm (« émincer, hacher »), calque de l’anglais hash."
  ],
  "lang": "Vietnamien",
  "lang_code": "vi",
  "pos": "noun",
  "pos_title": "Nom commun",
  "related": [
    {
      "raw_tags": [
        "le signe dièse ♯"
      ],
      "word": "dấu thăng"
    }
  ],
  "senses": [
    {
      "categories": [
        "Lexique en vietnamien de la typographie",
        "Lexique en vietnamien de l’informatique",
        "Wiktionnaire:Exemples manquants en vietnamien"
      ],
      "glosses": [
        "Croisillon (le signe #)."
      ],
      "topics": [
        "computing",
        "typography"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "＃"
    }
  ],
  "word": "dấu băm"
}