Definitions by THC, MD.

thc worm 

mythical, neon orange-colored worm-like creature that supposedly is full of THC (main chemical in marijuana that makes you high)

guy 1: dude, theres a thc worm in my bowl
guy 2: goddammit i told you not to eat them shrooms today didnt i?

thc worm by THC, MD. May 21, 2008