Top Definition
Someone who suffers from a mental deficiency, see retard. So called due to Botley Park, a former mental home in Cherstey, Surrey.
"You are such a Botley."
by Lew H March 25, 2008
1 more definition
The urine left on your foreskin after going for a piss
I didn't shake my botley properly, now it's dribbled all down my leg.
by Tobe Meister May 06, 2009

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