A floggle is a name for a dog. It is a term coined by only the greatest of canine admirers.
excited dog loving child: 'Look at all the cute floggles mum! can we have a floggle?'
equally excited mother of dog loving child: 'of course we can, they are man's best friend'
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."