Yow!

Yow!

(exclamation)
/yow/ (From "Zippy the Pinhead" comics) A favoured hacker expression of humorous surprise or emphasis. "Yow! Check out what happens when you twiddle the foo option on this display hack!"

Compare gurfle.
References in periodicals archive ?
But if you have swimmer's ear and you stick your finger in your ear -- YOW
There's nothing else like it on the market," he says, pointing out that the YOW