7-days is a period of debauchery launched when a friend who hasn't been laid in over a year finally achieves the ultimate goal. It involves taking the act of sinning to a whole new level. Alcohol, drugs, escorts, gambling, and midgets are just a few of the components that lead to a legendary 7 days.
Dude! Enron finally got laid after a year drought! It's time for the 7-days.
EBK stands for "Elite Ball Knowledge." 1 In internet slang, "ball knowledge" originally referred to a deep understanding of football/soccer or basketball, but it has evolved into a broader term for having a highly sophisticated, deep, or niche understanding of any specific topic (such as music, movies, or subcultures).
Person A: "That scene was a direct homage to an unreleased 1982 Japanese indie film."
Person B: "Wow, EBK."