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4.
a pill taken to both relax the body and help the common problem of constipation. similar to the 'chill pill' just with the added benefit similar to that of a laxitive. side-effects of the chillaxitive include; diarreah, neusea, constipation, swelling of the genitals, and pubic lice.
timmy: "omg omg omg omg i havnt taken a crap in 4 days!!!!!"

jimmy: "jeez timmy, take a chillaxitive"
by studd muffin July 23, 2006
 
1.
n. A tablet or capsule consumed orally in order to induce a state of chillaxation.
Hey brah, pop some chillaxitives.
by Daaron January 11, 2005
 
2.
Weed.
Yo you want to go get some chillaxitives and chill?
by Hasselhoffman February 15, 2009
 
3.
I gots to score be some kind ass, super dank chillaxitive
by dimpass March 02, 2008