A pair of lenses set into a frame and worn over your eyes, used to correct faulty vision or protect the eyes.
Formal citation. Although, either one-handed and two-handed "EYEGLASSES" is used in everyday.
Variation. More likely referred to old glasses or large frames and lens.
Either one-handed (casual) or two-handed sign is used (formal citation).
Review 101 words. Refresher.