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1.
A 'Poppleton’ is when someone, no matter how cool or sophisticated they are, always manages to do something outrageous and/ or stupid. They are regularly seen with a guitar, bottle of coke and a mars bar in hand and regularly sleep with rotters.
"oh no, look at that rotter he is going to bum, he had definately pulled a poppleton"

"Banned from the road for drunk driving? that is very poppleton"
by timio April 30, 2007