Shop at Walmart.com to find dresses marked down as low as $5 through Rollback and Clearance pricing. The pictured Ali & Kris Juniors' Plaid Bodycon Dress, for example, sells for $5 in two patterns and this French Laundry Women's Belted Midi Dress drops from $16.88 to $5.50. Value shipping adds $4.97 or spend $50 for free shipping. Free store pickup may also be available in your area. Sales tax is charged in most states.