1 definition by atom project
Metaphorically speaking, a "drug" a person will tell another to take when their level of stress or aggression reaches profound heights in which it is now useless to merely tell them to "chillax".
"It's no big deal, dude... You're girl came onto me, but I didn't put it all the way in, so just take a chillaxative!"
by atom project April 11, 2008