1 definition by Tachyonosphere

Top Definition
Marijuana, usually in the form of a joint, that is smoked towards the end of a DXM trip which synergizes with and enhances the remainder of the trip (akin to a jet engine igniting its exhaust fumes mixed with fuel to generate an afterburn)
The 2 psychonauts each had an afterburner as their robotrip began to wind down.
by Tachyonosphere May 26, 2008

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug