literally: to put in a brown bag.
most frequently in reference to
alcoholic substances (ie: 40's)
also, Young Religious Unitarian Universalists brown bag their
drugs,
illegal/hazardous materials during the time they spend at conferences.
Dude, let's get that homeless
guy to buy us some 40's and sit on the corner brown bagging 'em.
Dude, you should SO brown bag that.