Plentiful expressions of hate for something, or an event typified by such expressions(noun)
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Use "hatefest" in a sentence
"But the Christian terrorist teabaggers at CPAC have no idea that their hatefest is being sponsored by the American Petroleum Institute."
"This has gone from a reasonably defendable proposal to an irrational McCain hatefest."
"It was interesting to see that the BBC gave nearly 5 minutes to the pro-Hamas 'hatefest' and only 45 seconds to the Israeli protest and even then, showed Zionists 'hatred for Israeli' war crimes 'more than those who were pro-Israel."