Daniel Hoelbling-Inzko talks about programming
Ok, I was bored and so I looked a bit into the Ubiquity author tutorials. The result is a pretty simple command that searches WoWhead for the given noun.
I don't think it's really ready yet. Live previews would be cool.
Still, you can grab it here if you have Ubiquity.
Download: WoWhead Search command
(please bear with the page, it's just a placeholder)