Pisces (n.)the twelfth sign of the zodiac; the sun is in this sign from about February 19 to March 20;
Synonyms: Pisces the Fishes /
Fish Pisces (n.)(astrology) a person who is born while the sun is in Pisces;
Pisces (n.)a large faint zodiacal constellation; between Aquarius and Aries;
Pisces (n.)a group of vertebrates comprising both cartilaginous and bony fishes and sometimes including the jawless vertebrates; not used technically;