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1.
from the legendary character Brad Goss, a certified drunky and stoner supreme.

def: to consume or ingest various intoxicants on a night predetermined to be a school night, or a night before some type of responsibility.
"What are you up to tonight?"
"I've got some Rossi and a blunt, you know, bradding it."
"Kick ass man."
by Dallenbear February 01, 2007