A nickname given to tennis superstar Roger Federer. It is a portmanteau of his last name and Shredder, the pre-eminent villain from the Teenage Mutant Ninja Turtle media series. It is sometimes used in conjunction when refering to fellow tennis player and rival Rafael Nadal, as one of Ninja Turtles is also named Raphael. Can alternatively be spelled "Shrederer."
"Did you see yesterday's semifinal? Shredderer was tearing Djokovic a new asshole before Djokovic gave up like a pussy."
by Greg Cujo May 02, 2008