Definition: The unexpected flood of first-time or long-retired protesters—especially seniors, post-op recoverers, or chronically ill folks—into mass demonstrations, turning sidewalks into a shuffle of walkers, wheelchairs, and determined grandpas. Named for both their hair and the sudden, metallic glint of lab goggles they wisely wear instead of dumping milk in their eyes.
This demographic’s presence signals boiling-point public sentiment, dwarfing military parade crowds while accidentally creating the world’s most earnest hydration brigade. Their participation shifts the vibe from chaotic rally to a stubborn, multigenerational sit-in where even tear gas feels rude.
Example:
The climate march became a true silver wave, sidewalks filled with determined seniors in lab goggles pushing walkers and sharing water bottles.
Despite the summer heat and police presence, the silver wave persisted, grandparents in wheelchairs calmly sipping water while holding signs demanding healthcare reform.