"short black" meaning in English

{
  "forms": [
    {
      "form": "short blacks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "short black (plural short blacks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Australian English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "New Zealand English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Coffee",
          "orig": "en:Coffee",
          "parents": [
            "Beverages",
            "Drinking",
            "Food and drink",
            "Liquids",
            "Human behaviour",
            "All topics",
            "Matter",
            "Human",
            "Fundamental",
            "Chemistry",
            "Nature",
            "Sciences"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "1999, Donna Hay, Marie Claire: Food Fast, Murdoch Books, Australia, page 118,\nFor a real kick, add a generous teaspoon of vanilla to a strong short black—great for after dinner."
        },
        {
          "ref": "2010, Randa Abdel-Fattah, Noah′s Law, page 42",
          "text": "She took a sip and sputtered.\n‘I ordered a short black. What the hell is this?’",
          "type": "quotation"
        },
        {
          "text": "2010, Elizabeth Martin, Elizabeth Martin, Boomerang Press, Australia, page 179,\nI started the week well with my resolution of cutting back on coffee. I had my morning coffee at the Red Raisin, a short black with lunch, an iced tea for my afternoon break, then a pick-me-up before the evening rush."
        }
      ],
      "glosses": [
        "A small cup or glass of espresso coffee."
      ],
      "id": "en-short_black-en-noun-H38fwhY0",
      "links": [
        [
          "espresso",
          "espresso"
        ],
        [
          "coffee",
          "coffee"
        ]
      ],
      "raw_glosses": [
        "(Australia, New Zealand) A small cup or glass of espresso coffee."
      ],
      "related": [
        {
          "word": "coffee"
        },
        {
          "word": "long black"
        }
      ],
      "tags": [
        "Australia",
        "New-Zealand"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-short black.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4c/En-au-short_black.ogg/En-au-short_black.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/4/4c/En-au-short_black.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "short black"
}

{
  "forms": [
    {
      "form": "short blacks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "short black (plural short blacks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "coffee"
    },
    {
      "word": "long black"
    }
  ],
  "senses": [
    {
      "categories": [
        "Australian English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with audio links",
        "English terms with non-redundant non-automated sortkeys",
        "English terms with quotations",
        "New Zealand English",
        "en:Coffee"
      ],
      "examples": [
        {
          "text": "1999, Donna Hay, Marie Claire: Food Fast, Murdoch Books, Australia, page 118,\nFor a real kick, add a generous teaspoon of vanilla to a strong short black—great for after dinner."
        },
        {
          "ref": "2010, Randa Abdel-Fattah, Noah′s Law, page 42",
          "text": "She took a sip and sputtered.\n‘I ordered a short black. What the hell is this?’",
          "type": "quotation"
        },
        {
          "text": "2010, Elizabeth Martin, Elizabeth Martin, Boomerang Press, Australia, page 179,\nI started the week well with my resolution of cutting back on coffee. I had my morning coffee at the Red Raisin, a short black with lunch, an iced tea for my afternoon break, then a pick-me-up before the evening rush."
        }
      ],
      "glosses": [
        "A small cup or glass of espresso coffee."
      ],
      "links": [
        [
          "espresso",
          "espresso"
        ],
        [
          "coffee",
          "coffee"
        ]
      ],
      "raw_glosses": [
        "(Australia, New Zealand) A small cup or glass of espresso coffee."
      ],
      "tags": [
        "Australia",
        "New-Zealand"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-short black.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4c/En-au-short_black.ogg/En-au-short_black.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/4/4c/En-au-short_black.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "short black"
}