Wow, you are so groovy, especially when you are with our Yellow Groovy Sticker! Don't you know what this groovy word means? Our explanation brigade is here for such an occasion! If someone describes something as groovy, he means it is attractive, fashionable, or exciting. Though it was popular in the 1950s, '60s, and '70s, you can use it before your friends to show your level of erudition.