A term used when one is getting ready for a "slutty" party (i.e. Halloween parties, lingerie, etc.). Resembling "suit-up", to "slut-up" is preparing for action. Ideally it is the "outfit" with the least amount of clothing.
Slut-up! We are going to a Halloween party!
by CKJONPLASCENCIA November 3, 2012
any girl in a club or bar, or any girl in general that looks as though they are somewhat intoxicated and they are wearing a sluts uniform.
by gpchris93 February 10, 2008
by j0n June 30, 2003
by Dikembe Mutumbro February 3, 2011