To seemingly unintentionally repeat an action, that is detrimental, and/or causes pain, regardless of prior knowledge and experience.
The 'ol "Lucy holds the football for Charlie brown then yanks it at the last minute every time" scenario, or, you stub your toe on the coffee table every time you get up to pee in the middle of the night, you know it's there, you want to avoid it, but without fail, you jam your little piggys squarely on the oak corner of the most solid coffee table in the world, resulting in loud and numerous profanities possibly disturbing infants and/or the elderly. "don't pull a duaggin if your gonna have sex with your crazy ex-girlfriend, wear a condom, and a helmet.
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