A fictional drug used in jokes. Actually stands for dihydrogen monoxide, otherwise water. The victim is initiated into the horrors of dhmo, with sentiments along the lines of utmostly bad trips, eternal addiction, and withdrawal culminating in death.

When you eat dirt for the first time and leave your family to build a shack in the woods

Dry Hump Make Out: Used to distinguish between a petty make out and full on copulation - A way of specifying actions implied by the ambiguous phrase "hook up". When "we made out" just doesn't cut it