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When the passenger of the vehicle steers for the driver of the car while the driver takes a hit from a bowl.
"Yo, let's use the buddy system, I wanna smoke from this bowl".
by Heavily Drugged November 27, 2011
When you take a shit that smells so awful that anyone entering the cubicle might need a 'buddy' to assist them in the event of collapsing as the stench is so toxic.
Hey boys - buddy system in place for next 30 minutes (said while exiting the loo)
by ghost_of_bunchy_ July 09, 2010