voodoo poll n. an opinion tallying system whose results are easily manipulated or are otherwise untrustworthy. (source: Double-Tongued Dictionary)
Further reading
A magnificent new book celebrates the richness and diversity of 450 years of written and spoken English in what is now the United States. It’s called The People’s Tongue, and it’s a sumptuous collection of essays, letters, poems...
If you want to describe people who have an overly high opinion of themselves, here’s some handy Spanish slang: In Argentina, you might describe such a person as Tarzán de maceta, or “Tarzan of the flowerpot.” You might also call...