Living under a rock 

Someone who has not experienced even the basic pleasures of life.

Shannon has never tried a hamburger; she's been living under a rock this whole time!

Living under a rock by bradster April 13, 2014

Living Under a Rock 

Someone or a group of people that are completely out of touch with current society and its progress.

The band Nefarious sounds like they’ve been living under a rock for 40 years.

Living Under a Rock by Rico Dali June 1, 2025

Living under a rock 

Not having watched the LOTR or the Hobbit series by the age of 20

“You haven’t watched the most influential movies in the industry before? You must be living under a rock”

Living under a rock by mrsidewalk September 18, 2025