LIBRA

noun Etymology: Middle English, from Latin (genitive Librae), literally, scales, pound Date: before 12th century 1. capitalized a southern zodiacal constellation between Virgo and Scorpio represented by a pair of scales, b. the seventh sign of the zodiac in astrology, one born under the sign of Libra, 2. an ancient Roman unit of weight equal to 327.45 grams, any of various Spanish, Portuguese, Colombian, or Venezuelan units of weight