A Bostoen is a lightly sprinkled joint, for testing the strength of the cannabis. It is named after Patrick Bostoen a stoner from belgium who enjoys the odd toke. It can be beneficial to make a Bostoen so one can test the potency of the cannabis.
A Bostoen is usually of a small size and is of a small cannabis to tobacco ratio.
"Shall we do a Bostoen?