1. most contaminated with germs or microorganisms; most unsanitary
Usage: superlative form of germy

Examples

• The bathroom doorknob is probably the germiest surface in the office.
• After testing various surfaces, they found the keyboard to be the germiest item.
• She avoided touching the germiest areas of the playground equipment.
• The study revealed that shopping cart handles are among the germiest objects in stores.
• He washed his hands after touching what looked like the germiest part of the railing.
• The germiest spots in hospitals require frequent disinfection.