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2 definitions by avl

 
1.
To make a blatent error in judgement or blundering mistake which benefits opponents or gives them an increased advantage in any type of competition. Derived from the 2006 Clemson University Football Team's quarterback, Will Proctor.
Dude, who's team are you playing for? You totally fucking proctored us!
by avl November 26, 2006
 
2.
When someone doesn't live up to party expectations... or totally overdoes the partying rendering them useless and annoying
"I can't believe I was in bed by 11.30 on a Saturday night. What a poorformance"
by AVL June 09, 2013