Locker Shopping 

The act of searching and or yoinking items from another person locker during the school year. Can be usefull to find sports realated items

Joe: Yo check out this sweater i just got from Locker Shopping.
Moe: Dam ill give u 20$ for it?

Locker Shopping by Robotron March 7, 2007

locker room shopping 

The act of searching around a locker room for gym clothes when you forget yours.

Oh Crap! Todays gym day? I need to do some locker room shopping.

locker room shopping by LSI December 26, 2007