Top Definition
A way of saying that you've done something that merits a fail so great that there is nothing on the scale for it.

In other words, it's a super!fail.
Strong Bad: Not good enough! F Minus Minus!
#fail #failsauce #strong bad #epic fail #super fail
by Nattie LeForge March 05, 2009
5 Words related to F Minus Minus
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