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A person who always opens your post, although it is clearly addressed to you, and you want to open it yourself. This can be boiled down to a paranoia that you will soon receive a summons to Hogwarts.
My brother opened my Amazon package, he's such a bloody dursley.
by AndyTheRoo May 21, 2011
A lame birthday or Christmas gift. Or Hanukah, Kwanzaa, Yule, etc.
I opened the festive package Christmas morning to discover another Dursley -- a pair of socks.
by VSFH December 23, 2005