A variation of airsoft, in which the participants drive around in cars, usually in urban areas, and attempt to hit either other participants or innocent bystanders with airsoft pellets.
"Dude, I totally pwned this dude in the butt while we were playing drivesoft the other day. He had no idea what hit him! He was just standing there, taking out the trash."
by Ladderwalker January 27, 2009