the process of smoking a bowl of marijuana then masturbating
Brandon was caught weed whacking by his friends after they all smoked a bowl
by blucifer72 February 18, 2010
(n) A person who whacks off with one hand and holds a bong, bowl, or other form of marijuana smoking paraphernalia in the other, releasing their dick only to light or repack.
Dude, I was weed whacking for 9 hours today. It was brutal.
by Ben Franklin's Dick August 05, 2009