Someone who gets caught & found out at every deceptive move they make despite their best efforts to evade capture which really highlights how smart they weren't.
"Hey did you read about Big MacDonald blagging stuff from the builders merchants and putting it through his employers company account?".....

"Yeah saw it in Friday 18th April edition page 10, didn't realise at first as MacDonald is his Sunday name, what a bunkerheed!"
by Mac Baird May 27, 2008
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