The outrage, rant or of course, tantrum of a fan (or former fan in certain severe cases) of a company, product or media due to the percieved "failures" in endorsement or change in theme or substance.
I had a BAD Fantrum over my favorite show's cancellation.
Did you notice that Mountain Dew is now "MTN" DEW?! FANTRUM!
Did you notice that Mountain Dew is now "MTN" DEW?! FANTRUM!
by Redeadhunter July 23, 2010
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