Basically a Problem with something you have created. in the example of a story it can be anything from forgetting to add a comma to the lack of a plot.
Author: dude i just finished my story! i spent like 3 months hammering all the Fail Nails out of it though! >_< but now im sure its ready for the public!

Friend: Sic! *reads it...1 week later* dude....this book sucks! you forgot the biggest Fail nail of all! THERES NO PLOT!

Author: NOOOOOOOOOOOO! Its just like Twilight! D:
by \m/Metal\m/ September 11, 2010
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When you begin to fail a class or classes because you are too preoccupied nailing your girlfriend. Most would consider this a good trade.
Petus: "hey, did you hear that (insert name here) is failing spanish?"

Tony: "It's because he's too busy with his gf. This is all a very standard Fail-Nail trade off."
by Psas May 6, 2009
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1) A damn ugly nail art design, usually done without skill or thought.
2) (nail failer) An amateur nail artist who usually makes bad nail art.
1) Damn Melanie, did a lizard take a shit on your nails? What a nail fail!

2) Sara, your nails fucking suck balls. You are such a nail failer, just do my eyes a favor and stop making nail art.
by Ifailedatlife October 25, 2015
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