"couldn't stop a pig in a passage" meaning in English

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        {
          "ref": "2004, Margaret Dickinson, chapter 15, in Red Sky in the Morning",
          "text": "Joe laughed. ‘Aye, I know I'm a funny little feller. I couldn't stop a pig in a passage, could I lass? But I'm good at me job, else Eddie wouldn't have asked me to come and look at that there roof.’",
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          "ref": "2008, Wilf’ Lunn, My Best Cellar, page 112",
          "text": "I remember seeing old ladies with incredible bowlegs caused by rickets. Unkind folks would remark ‘They couldn't stop a pig in a passage’.",
          "type": "quotation"
        },
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          "ref": "2011 March 1, KE Payne, 365 Days",
          "text": "And he's got funny-looking legs from all the football he plays; talk about bowed legs! Couldn't stop a pig in a passage, that one.",
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        "is bow-legged."
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        "(Yorkshire, idiomatic) is bow-legged."
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  "word": "couldn't stop a pig in a passage"
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          "ref": "2004, Margaret Dickinson, chapter 15, in Red Sky in the Morning",
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        "is bow-legged."
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