"woo hoo" in German Woo-hoo! Juchhu! Juhu! Hurra! Detailed translations for "woo hoo" Woo-hoo! Woo-hoo!(also: Yahoo!, Whoo-hoo!, Yay!) Juchhu! Woo-hoo!(also: Yahoo!, Whoo-hoo!, Yay!) Juhu! Woo-hoo!(also: Hurrah!, Hooray!, Yippee!, rah!) Hurra!{interjection}