Definitions by Captain Seagrams

Undefeatable 

Unable to be defeated; Able to be undefeated; Pre-requisite to being undefeated

Man #1 - "Hey man, did you see GSP fight last night?"

Man #2 - "Yeah dude, that guy is undefeatable right now!"

Undefeatable by Captain Seagrams March 28, 2010