"on the back of" meaning in English

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          "ref": "2011 June 28, Piers Newbery, “Wimbledon 2011: Sabine Lisicki beats Marion Bartoli”, in BBC Sport:",
          "text": "Lisicki will rise from her current ranking of 62 to at least 35 in the world on the back of her efforts at the All England Club, but she will have serious designs on a first Grand Slam title after overcoming the 2007 runner-up.",
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        "As a result of; after; subsequent to."
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          "_dis1": "91 9",
          "word": "in back of"
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          "_dis1": "91 9",
          "word": "on one's back"
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          "_dis1": "91 9",
          "word": "on someone's back"
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          "text": "Generational wealth was in some cases built on the back of slave labor.",
          "type": "example"
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          "text": "They're trying to hand out dividends on the backs of the skilled workers who keep the lights on and can't get adequate raises and insurance.",
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          "ref": "1987 December 13, Elizabeth Pincus, quoting Barbara Neely, “Copping To The Mop Scandal”, in Gay Community News, volume 15, number 22, page 1:",
          "text": "This posh hotel makes its money on the backs of poor working women. It's clearly an outfit with no respect for its workers.",
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      "glosses": [
        "By the effort of; by drawing an unfair advantage from."
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          "draw",
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          "unfair",
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          "advantage",
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        "(derogatory) By the effort of; by drawing an unfair advantage from."
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  "word": "on the back of"
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      "word": "in back of"
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        "As a result of; after; subsequent to."
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          "text": "This posh hotel makes its money on the backs of poor working women. It's clearly an outfit with no respect for its workers.",
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        "By the effort of; by drawing an unfair advantage from."
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        "(derogatory) By the effort of; by drawing an unfair advantage from."
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