The hissing snake stands for furtiveness and deception. A person pretends to be your friend, but is badmouthing you behind your back. Also represents a zodiac sign in the Chinese horoscope.

The astronomical sign for the constellation of Ophiuchus (Latin for serpent bearer). One of the 48 constellations of the Greek ancient world and the subject of Greek myths. In some circles, is considered the unknown 13th zodiac sign.