by McBain February 07, 2002
Ass Crack Sweat...caused by so much physical exertion that the sweat runs into the crack of you ass causing the cheeks to slide against one another.
by Bigdaddy_J August 17, 2007
ACS is a First Person Combat System Free that was created by @00scorpion00 and @dusek_br along with a bit of limited help from some awesome community members periodically. Our company specializes in providing users with a high quality gun engine which can be used in their awesome creations. Many communities have been using ACS as their first choice, may it be a small community or a large one, we cater to everyone’s needs!
by random man that is soo stupid December 03, 2021
by ocelotsixx December 05, 2008
After Concert Shock
When you get that really high pitched ring in your ears after a concert or listening to your iPod on full blast
When you get that really high pitched ring in your ears after a concert or listening to your iPod on full blast
by headbanger1992 May 29, 2009
Advanced Competitive Science. A class used to fundraise money ergo the teacher eats the money and calls the students sheep and boneheads. It consistes of making crap out of legos and then having it taken apart by the teacher because it's not fucking crossbraced right.
by nato couto mario April 17, 2007