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1. to prefail: to fail before you know it

2. a prefailure: a failure-to-be

3. prefail'd: a prefailure that failed
1. Look at his face, he's destined to prefail

2. This product is a prefailure

3. Once again, he has prefail'd
by benny.lin May 14, 2008
A Prefail is a term that is reserved for something that fails as predicted.
Asking her to lick my ass after our first date was an automatic prefail.
by Clown Riot September 11, 2011