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 2, 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 9, 2008

by j0n June 29, 2003

by Dikembe Mutumbro February 22, 2011
