1. Spectacles that are darkened or polarized to protect the eyes from the glare of the sun
   - dark glasses, shades, sunnies [Austral, NZ]

1. A convex lens that focuses the rays of the sun; used to start a fire

Type of: converging lens, convex lens, eyeglasses [N. Amer], glasses, specs, spectacles

Encyclopedia: Sunglass

• pie
• pie chart
• pie crust
• pie in the sky
• pie shell
• pie-dog
• pie-eyed
• piebald
• piebald horse
• piece
• piece goods
• piece of ass
• piece of cake
• piece of cloth
• piece of eight
• piece of furniture
• piece of ground
• piece of land
• piece of leather
• piece of material
• piece of music
• piece of paper
• piece of piss
• piece of tail
• piece of work