What is "lowbrows"

Usage examples of "lowbrows".

It was a hard, bitter road he was about to walk, and everyone would line the road to stone him, eggheads and Lowbrows, scientists and laymen.

We find bits and pieces of their solutions that survived the time of flames when the Lowbrows rebelled and ran the eggheads, and the time of starvation and time of troubles that followed when almost four billion men and women and children died of starvation and privation and violence.