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2.
The feeling you get while doing an activity that should be fun, but is actually the opposite. From fun + frustration.
Let's play Ninja Gaiden II, the most funstrating game of all time!

Our camping trip turned into a weekend of funstration after our canoe overturned.
by Funstrated June 22, 2008
 
1.
The act of something being fun and frustrating at the same time.
Getting the 200 flying rats in Grand theft auto 4 is a big pile of funstration.
by Metalhead92893 May 31, 2010