Top Definition
A type of hydroponic marijuana. Originated in Atlanta, and made popular by Gucci mane (see Gucci Mane). It is a seedless marijuana that is purple with a fruity flavor.
"Man we was smoking on that fire purple thrax. It is so fruity."
#purple thrax #gucci mane #thrax #purple kush #thrax dro
by ezk88 April 15, 2007
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