Top definition
Normally a drug or plant, causes the brain to faze out of normal thinking patterns, therefore the user hallucinates. It can be dangerous if taken in large quantities.

It also effects the users emotional patterns making the user laugh or cry more easily.
The only way for me to laugh at your jokes is to take a hallucigent.
by benj July 24, 2006
Mug icon

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