A word from Bart Simpson

• Ninja Turtle's "Awesome!"
• Ninja Turtles catchphrase
• "The Howdy Doody Show" cry adopted by '60s California surfers
• Surfer's exclamation
• Cry from Michelangelo
• Surfer's yell
• Bart Simpson word
• Bart Simpson cry
• Rouge roulette number

Wiktionary Word definitions in Wiktionary
interj. (context slang English) an expression of surprise or amazement, often followed by "dude"