The binging of various different drugs over a period of time, every day until the vacation is over, so as to be completely high for the entirety of the trip.
Phil: Man, last week I went on a chemical vacation with my band, it was a really bonding experience. We did Acid the first night, shrooms the next, ecstasy the third night, ketamine on night four and we must have gone through an oz. of weed. By day five, I was almost ready to have a heart attack!