What is zoinks?

Zoinks is a popular interjection, primarily associated with the character Shaggy Rogers from the Scooby-Doo franchise. It is generally used to express surprise, fear, or alarm. Its exact origin within the Scooby-Doo universe is somewhat debated, but it quickly became a signature catchphrase for Shaggy, reinforcing his easily frightened and often comedic personality. The term has since been adopted into broader popular culture as a lighthearted way to express similar emotions. It's considered a notable example of catchphrase usage in media.