Any person or action deemed worthy of bearing the surname St. Cool in recognition of high levels of awesomeness.
Gary: I can't believe Joe was able to kill that entire keg while reciting Simpsons episodes from memory.
Thomas: Stuff like that isn't just cool, it makes him St. Cool.
Thomas: Stuff like that isn't just cool, it makes him St. Cool.
by 4shizz4shore December 8, 2009
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