What is the meaning of Tights?

A close-fitting, sheer or non-sheer skin-tight garment worn principally by women and girls that covers the body completely from the waist down, usually including the feet.

A similar, non-sheer garment worn by dancers of either sex, especially by ballet dancers.

A garment, similar to briefs, worn chiefly by professional wrestlers.

In blasting rock, a piece of unbroken rock within the pay limit of a blast.

tights

Source: wiktionary.org